GitHub/moto-9609/android_kernel_motorola_exynos9610.git
9 years agostaging: rtl8192e: remove r819xE_phyreg.h
Mateusz Kulikowski [Mon, 13 Apr 2015 21:47:26 +0000 (23:47 +0200)]
staging: rtl8192e: remove r819xE_phyreg.h

This file is not used and its contents are duplicated in r8192E_phyreg.h.

Signed-off-by: Mateusz Kulikowski <mateusz.kulikowski@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: rtl8192e: Copy comments from r819XE_phyreg.h to r8192E_phyreg.h
Mateusz Kulikowski [Mon, 13 Apr 2015 21:47:25 +0000 (23:47 +0200)]
staging: rtl8192e: Copy comments from r819XE_phyreg.h to r8192E_phyreg.h

Both files have the same contents (with the exception of comments).
One of them will not survive future commits.

Signed-off-by: Mateusz Kulikowski <mateusz.kulikowski@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: rtl8192e: Fix SPACE_BEFORE_TAB warnings
Mateusz Kulikowski [Mon, 13 Apr 2015 21:47:24 +0000 (23:47 +0200)]
staging: rtl8192e: Fix SPACE_BEFORE_TAB warnings

Reformat r8192E_phyreg.h to make checkpatch happy.

Signed-off-by: Mateusz Kulikowski <mateusz.kulikowski@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: rtl8192u: Make core functions static
Nickolaus Woodruff [Sun, 12 Apr 2015 16:42:03 +0000 (12:42 -0400)]
staging: rtl8192u: Make core functions static

This patch fixes the following sparse warnings in r8192U_core.c:

  CHECK   drivers/staging/rtl8192u/r8192U_core.c
drivers/staging/rtl8192u/r8192U_core.c:3212:6: warning: symbol
'rtl819x_watchdog_wqcallback' was not declared. Should it be static?
drivers/staging/rtl8192u/r8192U_core.c:3276:6: warning: symbol
'watch_dog_timer_callback' was not declared. Should it be static?
drivers/staging/rtl8192u/r8192U_core.c:3282:5: warning: symbol
'_rtl8192_up' was not declared. Should it be static?
drivers/staging/rtl8192u/r8192U_core.c:3333:5: warning: symbol
'rtl8192_close' was not declared. Should it be static?
drivers/staging/rtl8192u/r8192U_core.c:3406:6: warning: symbol
'rtl8192_restart' was not declared. Should it be static?
drivers/staging/rtl8192u/r8192U_core.c:4618:6: warning: symbol
'rtl8192_irq_rx_tasklet' was not declared. Should it be static?
drivers/staging/rtl8192u/r8192U_core.c:4736:6: warning: symbol
'rtl8192_cancel_deferred_work' was not declared. Should it be static?

Signed-off-by: Nickolaus Woodruff <nickolauswoodruff@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: comedi: mite: use a better MODULE_DESCRIPTION()
Ian Abbott [Fri, 1 May 2015 17:04:03 +0000 (18:04 +0100)]
staging: comedi: mite: use a better MODULE_DESCRIPTION()

Signed-off-by: Ian Abbott <abbotti@mev.co.uk>
Reviewed-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: comedi: mite.h: whitespace changes in function declarations
Ian Abbott [Fri, 1 May 2015 17:04:02 +0000 (18:04 +0100)]
staging: comedi: mite.h: whitespace changes in function declarations

Reformat some function declarations to avoid bunching up near column 80.

Also add a blank line after a `struct` definition.

Signed-off-by: Ian Abbott <abbotti@mev.co.uk>
Reviewed-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: comedi: mite.c: reformat comments
Ian Abbott [Fri, 1 May 2015 17:04:01 +0000 (18:04 +0100)]
staging: comedi: mite.c: reformat comments

Use the usual style for block comments.  Squash double spaces after
comment opening sequences.

Signed-off-by: Ian Abbott <abbotti@mev.co.uk>
Reviewed-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: comedi: mite.h: reformat some comments
Ian Abbott [Fri, 1 May 2015 17:04:00 +0000 (18:04 +0100)]
staging: comedi: mite.h: reformat some comments

Use the usual style for block comments.  Squash double spaces after
comment opening sequences.

Signed-off-by: Ian Abbott <abbotti@mev.co.uk>
Reviewed-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: comedi: mite.h: remove "../comedi_pci.h" and make self-reliant
Ian Abbott [Fri, 1 May 2015 17:03:59 +0000 (18:03 +0100)]
staging: comedi: mite.h: remove "../comedi_pci.h" and make self-reliant

"mite.h" relies on a lot of things declared including "../comedi_pci.h",
but doesn't need anything in "../comedi_pci.h" itself.  None of the
Comedi modules that include "mite.h" rely on it to include
"../comedi_pci.h" on their behalf.

Remove the inclusion of "../comedi_pci.h" from "mite.h", and add enough
other includes and (incomplete) `struct` declarations to make it compile
without warnings or errors even when included first in a .c file.

Signed-off-by: Ian Abbott <abbotti@mev.co.uk>
Reviewed-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: comedi: mite.c: remove commented out USE_KMALLOC
Ian Abbott [Fri, 1 May 2015 17:03:58 +0000 (18:03 +0100)]
staging: comedi: mite.c: remove commented out USE_KMALLOC

The definition of the macro `USE_KMALLOC` is commented out, and nothing
refers to it.  Remove the commented out macro.

Signed-off-by: Ian Abbott <abbotti@mev.co.uk>
Reviewed-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: comedi: mite.h: remove PCIMIO_COMPAT
Ian Abbott [Fri, 1 May 2015 17:03:57 +0000 (18:03 +0100)]
staging: comedi: mite.h: remove PCIMIO_COMPAT

The macro `PCIMIO_COMPAT` is defined, but never used.  Remove it.

Signed-off-by: Ian Abbott <abbotti@mev.co.uk>
Reviewed-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: comedi: mite: move #include <linux/slab.h>
Ian Abbott [Fri, 1 May 2015 17:03:56 +0000 (18:03 +0100)]
staging: comedi: mite: move #include <linux/slab.h>

The Comedi driver modules build fine if the inclusion of <linux/slab.h>
is removed from "mite.h", so remove it.  However, since "mite.c" calls
`kzalloc()`, include <linux/slab.h> there.

Signed-off-by: Ian Abbott <abbotti@mev.co.uk>
Reviewed-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: dgnc: remove redundant check
Giedrius Statkevičius [Fri, 10 Apr 2015 14:48:55 +0000 (17:48 +0300)]
staging: dgnc: remove redundant check

count doesn't get changed in between identical checks in
dgnc_tty_write() so remove the second check

Signed-off-by: Giedrius Statkevičius <giedrius.statkevicius@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: dgnc: remove dead code in dgnc_tty_write()
Giedrius Statkevičius [Fri, 10 Apr 2015 14:48:54 +0000 (17:48 +0300)]
staging: dgnc: remove dead code in dgnc_tty_write()

Remove the dead code protected by in_user in dgnc_tty_write() because it
is set to 0 and never changed to 1 thus the code in ifs never gets
executed.

Signed-off-by: Giedrius Statkevičius <giedrius.statkevicius@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: ion: chunk_heap: use pr_debug for heap creation print
Mitchel Humpherys [Fri, 10 Apr 2015 01:10:03 +0000 (18:10 -0700)]
staging: ion: chunk_heap: use pr_debug for heap creation print

We're currently printing to the kernel log at `info' level when we
successfully create the chunk heap, but success messages should be done
at `debug' level.  Fix this.

Signed-off-by: Mitchel Humpherys <mitchelh@codeaurora.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: dgnc: remove redundant !ch checks
Giedrius Statkevičius [Thu, 9 Apr 2015 23:42:31 +0000 (02:42 +0300)]
staging: dgnc: remove redundant !ch checks

Remove checks that are redundant since we don't have boards with partially
initialized ->channels[i].

Signed-off-by: Giedrius Statkevičius <giedrius.statkevicius@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: dgnc: don't forget to check if ->channels[i] is NULL in dgnc_tty_uninit()
Giedrius Statkevičius [Thu, 9 Apr 2015 23:42:30 +0000 (02:42 +0300)]
staging: dgnc: don't forget to check if ->channels[i] is NULL in dgnc_tty_uninit()

Add a check if ->channels[i] is NULL because a NULL pointer may be dereferenced
in case one of the allocations failed

Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Giedrius Statkevičius <giedrius.statkevicius@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: dgnc: clean up allocation of ->channels[i]
Giedrius Statkevičius [Thu, 9 Apr 2015 23:42:29 +0000 (02:42 +0300)]
staging: dgnc: clean up allocation of ->channels[i]

Check if kzalloc fails in dgnc_tty_init() and if it does then free all
previously allocated ->channels[i] and set them to NULL. This makes the code
less error/bug prone because instead of needing programmers attention to add
checks everywhere we do that in one place. Also, remove a bogus comment and
check in the same loop because ->channels[i] isn't allocated anywhere else.
Finally, remove a unnecessary check if ->channels[i] is NULL in the next loop
because it can't be.

Signed-off-by: Giedrius Statkevičius <giedrius.statkevicius@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agoStaging: sm750fb: Fix spelling error in TODO
Robin Karlsson [Thu, 9 Apr 2015 22:12:16 +0000 (00:12 +0200)]
Staging: sm750fb: Fix spelling error in TODO

Fixed spelling error in TODO.

Signed-off-by: Robin Karlsson <s.r.karlsson@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agoStaging: sm750fb: Remove space after parenthesis
Amitoj Kaur Chawla [Wed, 8 Apr 2015 16:55:06 +0000 (22:25 +0530)]
Staging: sm750fb: Remove space after parenthesis

Fixed error by removing space after open parenthesis '('
Problem found using checkpatch.pl
ERROR: space prohibited after that open parenthesis '('

Signed-off-by: Amitoj Kaur Chawla <amitoj1606@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: dgnc: remove some dead code from dgnc_tty.c
Giedrius Statkevičius [Wed, 8 Apr 2015 13:37:15 +0000 (16:37 +0300)]
staging: dgnc: remove some dead code from dgnc_tty.c

Remove some dead code that will never be executed or which serves no purpose

Signed-off-by: Giedrius Statkevičius <giedrius.statkevicius@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agoStaging: fixed multiple spelling errors.
Carlos E. Garcia [Fri, 24 Apr 2015 13:40:42 +0000 (09:40 -0400)]
Staging: fixed multiple spelling errors.

Fixed multiple spelling errors.

Signed-off-by: Carlos E. Garcia <carlos@cgarcia.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agodrivers: staging: fbtft: fbtft-bus.c: Fix different address space warning on I/O mem
Tolga Ceylan [Sat, 2 May 2015 06:40:35 +0000 (23:40 -0700)]
drivers: staging: fbtft: fbtft-bus.c: Fix different address space warning on I/O mem

To fix sparse warning of incorrect type in assignment
(different address space), added annotation __iomem to
vmem8 and modified direct reads with ioread8().

Signed-off-by: Tolga Ceylan <tolga.ceylan@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging/lustre/ptlrpc: Replace OBD_CPT_ALLOC etc by kzalloc_node
Julia Lawall [Sun, 3 May 2015 13:21:44 +0000 (15:21 +0200)]
staging/lustre/ptlrpc: Replace OBD_CPT_ALLOC etc by kzalloc_node

Replace OBD_CPT_ALLOC, OBD_CPT_ALLOC_PTR, and OBD_CPT_ALLOC_GFP by
corresponding calls to kzalloc_node.  The semantic patch for the
OBD_CPT_ALLOC case is as follows: (http://coccinelle.lip6.fr/).

// <smpl>
@@ expression ptr,cptab,cpt,size; @@
- OBD_CPT_ALLOC(ptr, cptab, cpt, size)
+ ptr = kzalloc_node(size, GFP_NOFS, cfs_cpt_spread_node(cptab, cpt))
// </smpl>

Note that the original OBD macros would check if the cptab argument was
NULL and fall back on kzalloc in that case.  Oleg Drokin argues that this
test is not needed because the code containing these calls is only invoked
after initialization has been completed, in which case the possible cptab
arguments are not NULL.

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agodrivers: staging: lustre: lustre: Replace OBD_CPT_ALLOC etc by kzalloc_node
Julia Lawall [Sun, 3 May 2015 13:21:43 +0000 (15:21 +0200)]
drivers: staging: lustre: lustre: Replace OBD_CPT_ALLOC etc by kzalloc_node

Replace OBD_CPT_ALLOC, OBD_CPT_ALLOC_PTR, and OBD_CPT_ALLOC_GFP by
corresponding calls to kzalloc_node.  The semantic patch for the
OBD_CPT_ALLOC case is as follows: (http://coccinelle.lip6.fr/).

// <smpl>
@@ expression ptr,cptab,cpt,size; @@
- OBD_CPT_ALLOC(ptr, cptab, cpt, size)
+ ptr = kzalloc_node(size, GFP_NOFS, cfs_cpt_spread_node(cptab, cpt))
// </smpl>

Note that the original OBD macros would check if the cptab argument was
NULL and fall back on kzalloc in that case.  Oleg Drokin argues that this
test is not needed because the code containing these calls is only invoked
after initialization has been completed, in which case the possible cptab
arguments are not NULL.

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: lustre: ptlrpc: Replace OBD_CPT_ALLOC etc by kzalloc_node
Julia Lawall [Sun, 3 May 2015 13:21:42 +0000 (15:21 +0200)]
staging: lustre: ptlrpc: Replace OBD_CPT_ALLOC etc by kzalloc_node

Replace OBD_CPT_ALLOC, OBD_CPT_ALLOC_PTR, and OBD_CPT_ALLOC_GFP by
corresponding calls to kzalloc_node.  The semantic patch for the
OBD_CPT_ALLOC case is as follows: (http://coccinelle.lip6.fr/).

// <smpl>
@@ expression ptr,cptab,cpt,size; @@
- OBD_CPT_ALLOC(ptr, cptab, cpt, size)
+ ptr = kzalloc_node(size, GFP_NOFS, cfs_cpt_spread_node(cptab, cpt))
// </smpl>

Note that the original OBD macros would check if the cptab argument was
NULL and fall back on kzalloc in that case.  Oleg Drokin argues that this
test is not needed because the code containing these calls is only invoked
after initialization has been completed, in which case the possible cptab
arguments are not NULL.

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: lustre: ptlrpc: service: remove unneeded null test before free
Julia Lawall [Fri, 1 May 2015 19:37:47 +0000 (21:37 +0200)]
staging: lustre: ptlrpc: service: remove unneeded null test before free

Kfree can cope with a null argument, so drop null tests.

The semantic patch that makes this change is as follows:
(http://coccinelle.lip6.fr/)

// <smpl>
@@ expression ptr; @@

- if (ptr != NULL)
  kfree(ptr);

@@ expression ptr; @@

- if (ptr != NULL) {
  kfree(ptr);
  ptr = NULL;
- }
// </smpl>

In the first case, specific labels are introduced to free only what is needed.

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: lustre: ptlrpc: sec_plain: remove unneeded null test before free
Julia Lawall [Fri, 1 May 2015 19:37:48 +0000 (21:37 +0200)]
staging: lustre: ptlrpc: sec_plain: remove unneeded null test before free

Kfree can cope with a null argument, so drop null tests.

The semantic patch that makes this change is as follows:
(http://coccinelle.lip6.fr/)

// <smpl>
@@ expression ptr; @@

- if (ptr != NULL)
  kfree(ptr);
// </smpl>

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agoStaging: lustre: ptlrpc: lproc_ptlrpc: remove unneeded null test before free
Julia Lawall [Fri, 1 May 2015 19:37:49 +0000 (21:37 +0200)]
Staging: lustre: ptlrpc: lproc_ptlrpc: remove unneeded null test before free

Kfree can cope with a null argument, so drop null tests.

The semantic patch that makes this change is as follows:
(http://coccinelle.lip6.fr/)

// <smpl>
@@ expression ptr; @@

- if (ptr != NULL)
  kfree(ptr);
// </smpl>

In the first case, the only cleanup needed is the unlock, so jump to that
directly.

Likewise, in the first two failure cases of ptlrpc_lprocfs_nrs_seq_write,
no cleanup is needed, so just drop the goto and return directly.

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agoStaging: lustre: osc: remove unneeded null test before free
Julia Lawall [Fri, 1 May 2015 19:37:50 +0000 (21:37 +0200)]
Staging: lustre: osc: remove unneeded null test before free

Kfree can cope with a null argument, so drop null tests.

The semantic patch that makes this change is as follows:
(http://coccinelle.lip6.fr/)

// <smpl>
@@ expression ptr; @@

- if (ptr != NULL)
  kfree(ptr);
// </smpl>

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: lustre: obdecho: remove unneeded null test before free
Julia Lawall [Fri, 1 May 2015 19:37:51 +0000 (21:37 +0200)]
staging: lustre: obdecho: remove unneeded null test before free

Kfree can cope with a null argument, so drop null tests.

The semantic patch that makes this change is as follows:
(http://coccinelle.lip6.fr/)

// <smpl>
@@ expression ptr; @@

- if (ptr != NULL)
  kfree(ptr);
// </smpl>

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: lustre: obdclass: obd_mount: remove unneeded null test before free
Julia Lawall [Fri, 1 May 2015 19:37:52 +0000 (21:37 +0200)]
staging: lustre: obdclass: obd_mount: remove unneeded null test before free

Kfree can cope with a null argument, so drop null tests.

The semantic patch that makes this change is as follows:
(http://coccinelle.lip6.fr/)

// <smpl>
@@ expression ptr; @@

- if (ptr != NULL)
  kfree(ptr);

@@ expression ptr; @@

- if (ptr != NULL) {
  kfree(ptr);
  ptr = NULL;
- }
// </smpl>

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: lustre: obdclass: obd_config: remove unneeded null test before free
Julia Lawall [Fri, 1 May 2015 19:37:53 +0000 (21:37 +0200)]
staging: lustre: obdclass: obd_config: remove unneeded null test before free

Kfree can cope with a null argument, so drop null tests.

The semantic patch that identifies this issue is as follows:
(http://coccinelle.lip6.fr/)

// <smpl>
@@ expression ptr; @@

- if (ptr != NULL)
  kfree(ptr);
// </smpl>

The first part of the patch introduces new labels to avoid unnecessary
calls to kfree.  In addition, lprof->lp_md is always null in the cleanup
code at the end of the function, so that kfree is just dropped.

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: lustre: obdclass: llog: remove unneeded null test before free
Julia Lawall [Fri, 1 May 2015 19:37:54 +0000 (21:37 +0200)]
staging: lustre: obdclass: llog: remove unneeded null test before free

Kfree can cope with a null argument, so drop null tests.

The semantic patch that makes this change is as follows:
(http://coccinelle.lip6.fr/)

// <smpl>
@@ expression ptr; @@

- if (ptr != NULL)
  kfree(ptr);
// </smpl>

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: lustre: obdclass: genops: remove unneeded null test before free
Julia Lawall [Fri, 1 May 2015 19:37:55 +0000 (21:37 +0200)]
staging: lustre: obdclass: genops: remove unneeded null test before free

Kfree can cope with a null argument, so drop null tests.

The semantic patch that makes this change is as follows:
(http://coccinelle.lip6.fr/)

// <smpl>
@@ expression ptr; @@

- if (ptr != NULL)
  kfree(ptr);
// </smpl>

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: lustre: mdc: remove unneeded null test before free
Julia Lawall [Fri, 1 May 2015 19:37:56 +0000 (21:37 +0200)]
staging: lustre: mdc: remove unneeded null test before free

Kfree can cope with a null argument, so drop null tests.

The semantic patch that makes this change is as follows:
(http://coccinelle.lip6.fr/)

// <smpl>
@@ expression ptr; @@

- if (ptr != NULL)
  kfree(ptr);
// </smpl>

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: lustre: lov: lov_dev: remove unneeded null test before free
Julia Lawall [Fri, 1 May 2015 19:37:57 +0000 (21:37 +0200)]
staging: lustre: lov: lov_dev: remove unneeded null test before free

Kfree can cope with a null argument, so drop null tests.

The semantic patch that makes this change is as follows:
(http://coccinelle.lip6.fr/)

// <smpl>
@@ expression ptr; @@

- if (ptr != NULL)
  kfree(ptr);
// </smpl>

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: lustre: lmv: remove unneeded null test before free
Julia Lawall [Fri, 1 May 2015 19:37:58 +0000 (21:37 +0200)]
staging: lustre: lmv: remove unneeded null test before free

Kfree can cope with a null argument, so drop null tests.

The semantic patch that makes this change is as follows:
(http://coccinelle.lip6.fr/)

// <smpl>
@@ expression ptr; @@

- if (ptr != NULL)
  kfree(ptr);
// </smpl>

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: lustre: llite: statahead: remove unneeded null test before free
Julia Lawall [Fri, 1 May 2015 19:37:59 +0000 (21:37 +0200)]
staging: lustre: llite: statahead: remove unneeded null test before free

Kfree can cope with a null argument, so drop null tests.

The semantic patch that makes this change is as follows:
(http://coccinelle.lip6.fr/)

// <smpl>
@@ expression ptr; @@

- if (ptr != NULL)
  kfree(ptr);
// </smpl>

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agoStaging: lustre: llite: llite_lib: remove unneeded null test before free
Julia Lawall [Fri, 1 May 2015 19:38:00 +0000 (21:38 +0200)]
Staging: lustre: llite: llite_lib: remove unneeded null test before free

Kfree can cope with a null argument, so drop null tests.

The semantic patch that makes this change is as follows:
(http://coccinelle.lip6.fr/)

// <smpl>
@@ expression ptr; @@

- if (ptr != NULL)
  kfree(ptr);
// </smpl>

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agoStaging: lustre: llite: file: remove unneeded null test before free
Julia Lawall [Fri, 1 May 2015 19:38:01 +0000 (21:38 +0200)]
Staging: lustre: llite: file: remove unneeded null test before free

Kfree can cope with a null argument, so drop null tests.

The semantic patch that finds this issue is as follows:
(http://coccinelle.lip6.fr/)

// <smpl>
@@ expression ptr; @@

- if (ptr != NULL)
  kfree(ptr);
// </smpl>

In the first case, llss can never be null at the point of the kfree anyway.

In the second set of changes, the gotos are either eliminated, when no
freeing is needed (hss failure case), or rewritten so that there is no call
to free on data that has not yet been allocated (free_hss goto case).
There is no goto at which attr is not null, so the out label is simply
dropped.

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agoStaging: lustre: llite: dir: remove unneeded null test before free
Julia Lawall [Fri, 1 May 2015 19:38:02 +0000 (21:38 +0200)]
Staging: lustre: llite: dir: remove unneeded null test before free

Kfree can cope with a null argument, so drop null tests.

The semantic patch that makes this change is as follows:
(http://coccinelle.lip6.fr/)

// <smpl>
@@ expression ptr; @@

- if (ptr != NULL)
  kfree(ptr);
// </smpl>

This patch additionally simplifies one case where the free, and thus the
jump to the end of the function, is not needed.

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: lustre: libcfs: linux: remove unneeded null test before free
Julia Lawall [Fri, 1 May 2015 19:38:03 +0000 (21:38 +0200)]
staging: lustre: libcfs: linux: remove unneeded null test before free

Kfree can cope with a null argument, so drop null tests.

The semantic patch that makes this change is as follows:
(http://coccinelle.lip6.fr/)

// <smpl>
@@ expression ptr; @@

- if (ptr != NULL) {
  kfree(ptr);
  ptr = NULL;
- }
// </smpl>

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: lustre: ldlm: ldlm_resource: remove unneeded null test before free
Julia Lawall [Fri, 1 May 2015 19:38:04 +0000 (21:38 +0200)]
staging: lustre: ldlm: ldlm_resource: remove unneeded null test before free

Kfree can cope with a null argument, so drop null tests.

The semantic patch that makes this change is as follows:
(http://coccinelle.lip6.fr/)

// <smpl>
@@ expression ptr; @@

- if (ptr != NULL) {
  kfree(ptr);
  ptr = NULL;
- }
// </smpl>

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: lustre: ldlm: ldlm_lock: remove unneeded null test before free
Julia Lawall [Fri, 1 May 2015 19:38:05 +0000 (21:38 +0200)]
staging: lustre: ldlm: ldlm_lock: remove unneeded null test before free

Kfree can cope with a null argument, so drop null tests.

The semantic patch that makes this change is as follows:
(http://coccinelle.lip6.fr/)

// <smpl>
@@ expression ptr; @@

- if (ptr != NULL)
  kfree(ptr);
// </smpl>

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: lustre: ldlm: ldlm_lib: remove unneeded null test before free
Julia Lawall [Fri, 1 May 2015 19:38:06 +0000 (21:38 +0200)]
staging: lustre: ldlm: ldlm_lib: remove unneeded null test before free

Kfree can cope with a null argument, so drop null tests.

The semantic patch that makes this change is as follows:
(http://coccinelle.lip6.fr/)

// <smpl>
@@ expression ptr; @@

- if (ptr != NULL)
  kfree(ptr);
// </smpl>

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: lustre: ptlrpc: Use kzalloc and kfree
Julia Lawall [Fri, 1 May 2015 15:51:12 +0000 (17:51 +0200)]
staging: lustre: ptlrpc: Use kzalloc and kfree

Replace OBD_ALLOC, OBD_ALLOC_WAIT, OBD_ALLOC_PTR, and OBD_ALLOC_PTR_WAIT by
kalloc/kcalloc, and OBD_FREE and OBD_FREE_PTR by kfree.

A simplified version of the semantic patch that makes these changes is as
follows: (http://coccinelle.lip6.fr/)

// <smpl>
@@ expression ptr,size; @@
- OBD_ALLOC(ptr,size)
+ ptr = kzalloc(size, GFP_NOFS)

@@ expression ptr, size; @@
- OBD_FREE(ptr, size);
+ kfree(ptr);
// </smpl>

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: lustre: osc: Use kzalloc and kfree
Julia Lawall [Fri, 1 May 2015 15:51:13 +0000 (17:51 +0200)]
staging: lustre: osc: Use kzalloc and kfree

Replace OBD_ALLOC, OBD_ALLOC_WAIT, OBD_ALLOC_PTR, and OBD_ALLOC_PTR_WAIT by
kalloc/kcalloc, and OBD_FREE and OBD_FREE_PTR by kfree.

A simplified version of the semantic patch that makes these changes is as
follows: (http://coccinelle.lip6.fr/)

// <smpl>
@@ expression ptr,size; @@
- OBD_ALLOC(ptr,size)
+ ptr = kzalloc(size, GFP_NOFS)

@@ expression ptr, size; @@
- OBD_FREE(ptr, size);
+ kfree(ptr);
// </smpl>

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: lustre: obdecho: Use kzalloc and kfree
Julia Lawall [Fri, 1 May 2015 15:51:14 +0000 (17:51 +0200)]
staging: lustre: obdecho: Use kzalloc and kfree

Replace OBD_ALLOC, OBD_ALLOC_WAIT, OBD_ALLOC_PTR, and OBD_ALLOC_PTR_WAIT by
kalloc/kcalloc, and OBD_FREE and OBD_FREE_PTR by kfree.

A simplified version of the semantic patch that makes these changes is as
follows: (http://coccinelle.lip6.fr/)

// <smpl>
@@ expression ptr,size; @@
- OBD_ALLOC(ptr,size)
+ ptr = kzalloc(size, GFP_NOFS)

@@ expression ptr, size; @@
- OBD_FREE(ptr, size);
+ kfree(ptr);
// </smpl>

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: lustre: obdclass: Use kzalloc and kfree
Julia Lawall [Fri, 1 May 2015 15:51:15 +0000 (17:51 +0200)]
staging: lustre: obdclass: Use kzalloc and kfree

Replace OBD_ALLOC, OBD_ALLOC_WAIT, OBD_ALLOC_PTR, and OBD_ALLOC_PTR_WAIT by
kalloc/kcalloc, and OBD_FREE and OBD_FREE_PTR by kfree.

A simplified version of the semantic patch that makes these changes is as
follows: (http://coccinelle.lip6.fr/)

// <smpl>
@@ expression ptr,size; @@
- OBD_ALLOC(ptr,size)
+ ptr = kzalloc(size, GFP_NOFS)

@@ expression ptr, size; @@
- OBD_FREE(ptr, size);
+ kfree(ptr);
// </smpl>

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: lustre: mgc: Use kzalloc and kfree
Julia Lawall [Fri, 1 May 2015 15:51:16 +0000 (17:51 +0200)]
staging: lustre: mgc: Use kzalloc and kfree

Replace OBD_ALLOC, OBD_ALLOC_WAIT, OBD_ALLOC_PTR, and OBD_ALLOC_PTR_WAIT by
kalloc/kcalloc, and OBD_FREE and OBD_FREE_PTR by kfree.

A simplified version of the semantic patch that makes these changes is as
follows: (http://coccinelle.lip6.fr/)

// <smpl>
@@ expression ptr,size; @@
- OBD_ALLOC(ptr,size)
+ ptr = kzalloc(size, GFP_NOFS)

@@ expression ptr, size; @@
- OBD_FREE(ptr, size);
+ kfree(ptr);
// </smpl>

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: lustre: mdc: Use kzalloc and kfree
Julia Lawall [Fri, 1 May 2015 15:51:17 +0000 (17:51 +0200)]
staging: lustre: mdc: Use kzalloc and kfree

Replace OBD_ALLOC, OBD_ALLOC_WAIT, OBD_ALLOC_PTR, and OBD_ALLOC_PTR_WAIT by
kalloc/kcalloc, and OBD_FREE and OBD_FREE_PTR by kfree.

A simplified version of the semantic patch that makes these changes is as
follows: (http://coccinelle.lip6.fr/)

// <smpl>
@@ expression ptr,size; @@
- OBD_ALLOC(ptr,size)
+ ptr = kzalloc(size, GFP_NOFS)

@@ expression ptr, size; @@
- OBD_FREE(ptr, size);
+ kfree(ptr);
// </smpl>

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: lustre: lmv: Use kzalloc and kfree
Julia Lawall [Fri, 1 May 2015 15:51:18 +0000 (17:51 +0200)]
staging: lustre: lmv: Use kzalloc and kfree

Replace OBD_ALLOC, OBD_ALLOC_WAIT, OBD_ALLOC_PTR, and OBD_ALLOC_PTR_WAIT by
kalloc/kcalloc, and OBD_FREE and OBD_FREE_PTR by kfree.

A simplified version of the semantic patch that makes these changes is as
follows: (http://coccinelle.lip6.fr/)

// <smpl>
@@ expression ptr,size; @@
- OBD_ALLOC(ptr,size)
+ ptr = kzalloc(size, GFP_NOFS)

@@ expression ptr, size; @@
- OBD_FREE(ptr, size);
+ kfree(ptr);
// </smpl>

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: lustre: ldlm: Use kzalloc and kfree
Julia Lawall [Fri, 1 May 2015 15:51:19 +0000 (17:51 +0200)]
staging: lustre: ldlm: Use kzalloc and kfree

Replace OBD_ALLOC, OBD_ALLOC_WAIT, OBD_ALLOC_PTR, and OBD_ALLOC_PTR_WAIT by
kalloc/kcalloc, and OBD_FREE and OBD_FREE_PTR by kfree.

A simplified version of the semantic patch that makes these changes is as
follows: (http://coccinelle.lip6.fr/)

// <smpl>
@@ expression ptr,size; @@
- OBD_ALLOC(ptr,size)
+ ptr = kzalloc(size, GFP_NOFS)

@@ expression ptr, size; @@
- OBD_FREE(ptr, size);
+ kfree(ptr);
// </smpl>

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: lustre: lclient: Use kzalloc and kfree
Julia Lawall [Fri, 1 May 2015 15:51:20 +0000 (17:51 +0200)]
staging: lustre: lclient: Use kzalloc and kfree

Replace OBD_ALLOC, OBD_ALLOC_WAIT, OBD_ALLOC_PTR, and OBD_ALLOC_PTR_WAIT by
kalloc/kcalloc, and OBD_FREE and OBD_FREE_PTR by kfree.

A simplified version of the semantic patch that makes these changes is as
follows: (http://coccinelle.lip6.fr/)

// <smpl>
@@ expression ptr,size; @@
- OBD_ALLOC(ptr,size)
+ ptr = kzalloc(size, GFP_NOFS)

@@ expression ptr, size; @@
- OBD_FREE(ptr, size);
+ kfree(ptr);
// </smpl>

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agoStaging: lustre: fld: Use kzalloc and kfree
Julia Lawall [Fri, 1 May 2015 15:51:21 +0000 (17:51 +0200)]
Staging: lustre: fld: Use kzalloc and kfree

Replace OBD_ALLOC, OBD_ALLOC_WAIT, OBD_ALLOC_PTR, and OBD_ALLOC_PTR_WAIT by
kalloc/kcalloc, and OBD_FREE and OBD_FREE_PTR by kfree.

A simplified version of the semantic patch that makes these changes is as
follows: (http://coccinelle.lip6.fr/)

// <smpl>
@@ expression ptr,size; @@
- OBD_ALLOC(ptr,size)
+ ptr = kzalloc(size, GFP_NOFS)

@@ expression ptr, size; @@
- OBD_FREE(ptr, size);
+ kfree(ptr);
// </smpl>

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: lustre: fid: Use kzalloc and kfree
Julia Lawall [Fri, 1 May 2015 15:51:22 +0000 (17:51 +0200)]
staging: lustre: fid: Use kzalloc and kfree

Replace OBD_ALLOC, OBD_ALLOC_WAIT, OBD_ALLOC_PTR, and OBD_ALLOC_PTR_WAIT by
kalloc/kcalloc, and OBD_FREE and OBD_FREE_PTR by kfree.

A simplified version of the semantic patch that makes these changes is as
follows: (http://coccinelle.lip6.fr/)

// <smpl>
@@ expression ptr,size; @@
- OBD_ALLOC(ptr,size)
+ ptr = kzalloc(size, GFP_NOFS)

@@ expression ptr, size; @@
- OBD_FREE(ptr, size);
+ kfree(ptr);
// </smpl>

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: lustre: llite: fix ifnullfree.cocci warnings
kbuild test robot [Thu, 30 Apr 2015 16:21:55 +0000 (00:21 +0800)]
staging: lustre: llite: fix ifnullfree.cocci warnings

drivers/staging/lustre/lustre/llite/dir.c:1440:3-8: WARNING: NULL check before freeing functions like kfree, debugfs_remove, debugfs_remove_recursive or usb_free_urb is not needed. Maybe consider reorganizing relevant code to avoid passing NULL values.

 NULL check before some freeing functions is not needed.

 Based on checkpatch warning
 "kfree(NULL) is safe this check is probably not required"
 and kfreeaddr.cocci by Julia Lawall.

Generated by: scripts/coccinelle/free/ifnullfree.cocci

CC: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Fengguang Wu <fengguang.wu@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: lustre: llite: fix ifnullfree.cocci warnings
kbuild test robot [Thu, 30 Apr 2015 16:21:55 +0000 (00:21 +0800)]
staging: lustre: llite: fix ifnullfree.cocci warnings

drivers/staging/lustre/lustre/llite/llite_lib.c:989:2-7: WARNING: NULL check before freeing functions like kfree, debugfs_remove, debugfs_remove_recursive or usb_free_urb is not needed. Maybe consider reorganizing relevant code to avoid passing NULL values.
drivers/staging/lustre/lustre/llite/llite_lib.c:991:2-7: WARNING: NULL check before freeing functions like kfree, debugfs_remove, debugfs_remove_recursive or usb_free_urb is not needed. Maybe consider reorganizing relevant code to avoid passing NULL values.

 NULL check before some freeing functions is not needed.

 Based on checkpatch warning
 "kfree(NULL) is safe this check is probably not required"
 and kfreeaddr.cocci by Julia Lawall.

Generated by: scripts/coccinelle/free/ifnullfree.cocci

CC: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Fengguang Wu <fengguang.wu@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: lustre: fix ifnullfree.cocci warnings
kbuild test robot [Thu, 30 Apr 2015 16:27:35 +0000 (00:27 +0800)]
staging: lustre: fix ifnullfree.cocci warnings

drivers/staging/lustre/lustre/lov/lov_request.c:74:3-8: WARNING: NULL check before freeing functions like kfree, debugfs_remove, debugfs_remove_recursive or usb_free_urb is not needed. Maybe consider reorganizing relevant code to avoid passing NULL values.

 NULL check before some freeing functions is not needed.

 Based on checkpatch warning
 "kfree(NULL) is safe this check is probably not required"
 and kfreeaddr.cocci by Julia Lawall.

Generated by: scripts/coccinelle/free/ifnullfree.cocci

CC: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Fengguang Wu <fengguang.wu@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: lustre: fix ifnullfree.cocci warnings
kbuild test robot [Thu, 30 Apr 2015 16:27:35 +0000 (00:27 +0800)]
staging: lustre: fix ifnullfree.cocci warnings

drivers/staging/lustre/lustre/lov/lov_obd.c:574:3-8: WARNING: NULL check before freeing functions like kfree, debugfs_remove, debugfs_remove_recursive or usb_free_urb is not needed. Maybe consider reorganizing relevant code to avoid passing NULL values.

 NULL check before some freeing functions is not needed.

 Based on checkpatch warning
 "kfree(NULL) is safe this check is probably not required"
 and kfreeaddr.cocci by Julia Lawall.

Generated by: scripts/coccinelle/free/ifnullfree.cocci

CC: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Fengguang Wu <fengguang.wu@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agoStaging: comedi: fix code indent coding style issues in daqboard2000.c
Gbenga Adalumo [Wed, 22 Apr 2015 07:39:48 +0000 (00:39 -0700)]
Staging: comedi: fix code indent coding style issues in daqboard2000.c

This is a patch to daqboard2000.c file that fixes  code indent errors found by the checkpatch.pl tool

Signed-off-by: Gbenga Adalumo <gbengadev@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: comedi: Remove unwanted lines of code
Gujulan Elango, Hari Prasath (H.) [Thu, 23 Apr 2015 19:14:21 +0000 (19:14 +0000)]
staging: comedi: Remove unwanted lines of code

This patch removes a few lines of code & retains the same functionality

Signed-off-by: Hari Prasath Gujulan Elango <hgujulan@visteon.com>
Reviewed-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: comedi: move COMEDI_SRF_... macros to "comedi_fops.c"
Ian Abbott [Tue, 21 Apr 2015 12:18:11 +0000 (13:18 +0100)]
staging: comedi: move COMEDI_SRF_... macros to "comedi_fops.c"

The `COMEDI_SRF_...` macros define flag combinations in the `runflags`
member of `struct comedi_subdevice`.  They are only used directly in
"comedi_fops.c", so move them to there.

Signed-off-by: Ian Abbott <abbotti@mev.co.uk>
Reviewed-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: comedi: wrap COMEDI_SRF_FREE_SPRIV usage
Ian Abbott [Tue, 21 Apr 2015 12:18:10 +0000 (13:18 +0100)]
staging: comedi: wrap COMEDI_SRF_FREE_SPRIV usage

The `COMEDI_SRF_FREE_SPRIV` flag in the `runflags` member of `struct
comedi_subdevice` indicates that the memory pointed to by the `private`
member can be automatically freed by the comedi core on subdevice
clean-up (when the low-level comedi device is being "detached").  the
flag doesn't really belong in `runflags`, but it was somewhere
convenient to keep it without having to add a new member to the
structure.

Rather than access the `COMEDI_SRF_FREE_SPRIV` flag directly, use some
new wrapper functions:

* comedi_can_auto_free_spriv(s) - checks whether the subdevice's
  `s->private` points to memory that can be freed automatically.
* comedi_set_spriv_auto_free(s) - marks the subdevice as having a
  `s->private` that points to memory that can be freed automatically.

Export `comedi_set_spriv_auto_free()` for use by the low-level comedi
driver modules, in particular the "amplc_dio200_common" module.

Signed-off-by: Ian Abbott <abbotti@mev.co.uk>
Reviewed-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: comedi: serial2002: fix Coverity "Explicit null dereference"
H Hartley Sweeten [Mon, 20 Apr 2015 18:49:06 +0000 (11:49 -0700)]
staging: comedi: serial2002: fix Coverity "Explicit null dereference"

serial2002_setup_subdevices() initializes each subdevice based on the
config read from the attached serial device. Part of this initialization
is to setup the subdevice range_table_list for the non digital subdevices.
The range_table_list is allocated only when a 'range' is passed to the
functions. Each channel of the subdevice then has it's 'range' initialized
and that range is added to the range_table_list.

The logic of this function works but causes Coverity complain about an
Explicit null dereference of the allocated 'range_table_list'. Add a check
for the 'range_table_list' to quiet the Coverity issue.

Reported-by: coverity (CID 1011632)
Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Reviewed-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: comedi: ni_nio_common: don't write non-existing caldac's
H Hartley Sweeten [Mon, 20 Apr 2015 18:49:05 +0000 (11:49 -0700)]
staging: comedi: ni_nio_common: don't write non-existing caldac's

ni_write_caldac() checks the boardinfo 'caldac' array to determine what
caldac is used for a given 'addr'. It then calculates the 'bitstring' and
number of 'bits' used to write a value to that caldac address.

After checking the caldac array, if the number of bits is 0 there is no
caldac associated with the address. If this happens we shouldn't try
writing to the non-existing caldac.

Reported-by: coverity (CID 1192116)
Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Reviewed-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: comedi: comedi_bond: fix 'b_mask' calc in bonding_dio_insn_bits()
H Hartley Sweeten [Mon, 20 Apr 2015 18:49:04 +0000 (11:49 -0700)]
staging: comedi: comedi_bond: fix 'b_mask' calc in bonding_dio_insn_bits()

'b_chans' may be a valud up to 32. 'b_mask' is an unsigned int and a left shift of
more than 31 bits has undefined behavior. Fix the calc so it works correctly with
a 'b_chans' of 32..

Reported-by: coverity (CID 1192244)
Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Reviewed-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agoStaging: comedi: daqboard2000.c fixed trailing whitespace
Andrei Maresu [Thu, 9 Apr 2015 20:29:31 +0000 (23:29 +0300)]
Staging: comedi: daqboard2000.c fixed trailing whitespace

Fixed a coding style issue.

Signed-off-by: Andrei Maresu <andreimaresu@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: panel: remove duplicate code
Sudip Mukherjee [Tue, 7 Apr 2015 08:25:01 +0000 (13:55 +0530)]
staging: panel: remove duplicate code

both the misc_deregister(), parport_release() and
parport_unregister_device() is there in the module_exit function also.
detach is called from parport_unregister_driver() and by the time
detach executes misc_deregister(), parport_release() and
parport_unregister_device() has already executed marking
keypad_initialized and lcd.initialized  as false. so this part of the
code will never execute.

Signed-off-by: Sudip Mukherjee <sudip@vectorindia.org>
Reviewed-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: octeon-ethernet: update boilerplate comments
Aaro Koskinen [Sat, 4 Apr 2015 19:51:21 +0000 (22:51 +0300)]
staging: octeon-ethernet: update boilerplate comments

Update boilerplate comments to be more terse by removing
redundant information.

Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: octeon-ethernet: eliminate OCTEON_ETHERNET_VERSION
Aaro Koskinen [Sat, 4 Apr 2015 19:51:20 +0000 (22:51 +0300)]
staging: octeon-ethernet: eliminate OCTEON_ETHERNET_VERSION

This driver has drifted away from out-of-tree versions years ago
and the version string does not provide any useful information.
Instead provide the kernel version string to ethtool, so that we get
useful version information e.g. for bug reports.

Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: octeon-ethernet: eliminate DONT_WRITEBACK
Aaro Koskinen [Sat, 4 Apr 2015 19:51:19 +0000 (22:51 +0300)]
staging: octeon-ethernet: eliminate DONT_WRITEBACK

This feature is not used so eliminate it.

Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: octeon-ethernet: eliminate USE_RED define
Aaro Koskinen [Sat, 4 Apr 2015 19:51:18 +0000 (22:51 +0300)]
staging: octeon-ethernet: eliminate USE_RED define

We have RED always enabled, so eliminate the #define.

Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: octeon-ethernet: eliminate USE_SKBUFFS_IN_HW define
Aaro Koskinen [Sat, 4 Apr 2015 19:51:17 +0000 (22:51 +0300)]
staging: octeon-ethernet: eliminate USE_SKBUFFS_IN_HW define

We always try to use skbuffs for packet buffers, so eliminate
a redundant define.

Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: octeon-ethernet: eliminate USE_HW_TCPUDP_CHECKSUM define
Aaro Koskinen [Sat, 4 Apr 2015 19:51:16 +0000 (22:51 +0300)]
staging: octeon-ethernet: eliminate USE_HW_TCPUDP_CHECKSUM define

HW checksum is always enabled, so delete a redundant define.

Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: octeon-ethernet: eliminate USE_10MBPS_PREAMBLE_WORKAROUND define
Aaro Koskinen [Sat, 4 Apr 2015 19:51:15 +0000 (22:51 +0300)]
staging: octeon-ethernet: eliminate USE_10MBPS_PREAMBLE_WORKAROUND define

We have the workaround always enabled, so eliminate a redundant #define.

Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: octeon-ethernet: delete references to CONFIG_CAVIUM_RESERVE32
Aaro Koskinen [Sat, 4 Apr 2015 19:51:14 +0000 (22:51 +0300)]
staging: octeon-ethernet: delete references to CONFIG_CAVIUM_RESERVE32

Delete references to CONFIG_CAVIUM_RESERVE32. Kernel does not have such
option and the driver does not use it for anything.

Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: octeon-ethernet: spi: refactor spx block interrupt handling
Aaro Koskinen [Sat, 4 Apr 2015 19:51:13 +0000 (22:51 +0300)]
staging: octeon-ethernet: spi: refactor spx block interrupt handling

Code for spx1 and spx0 block are identical, move it into a function.

Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: octeon-ethernet: spi: move stx interrupt dumps into a function
Aaro Koskinen [Sat, 4 Apr 2015 19:51:12 +0000 (22:51 +0300)]
staging: octeon-ethernet: spi: move stx interrupt dumps into a function

Move interrupt printouts into a common function to avoid copy paste.

Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: octeon-ethernet: spi: move spx interrupt dumps into a function
Aaro Koskinen [Sat, 4 Apr 2015 19:51:11 +0000 (22:51 +0300)]
staging: octeon-ethernet: spi: move spx interrupt dumps into a function

Move interrupt printouts into a common function to avoid copy paste.

Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: octeon-ethernet: rgmii: use function to configure hw preamble
Aaro Koskinen [Sat, 4 Apr 2015 19:51:10 +0000 (22:51 +0300)]
staging: octeon-ethernet: rgmii: use function to configure hw preamble

Use a function to enable/disable HW preamble checking to avoid copy paste.

Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: octeon-ethernet: rgmii: refactor gmx block interrupt handling
Aaro Koskinen [Sat, 4 Apr 2015 19:51:09 +0000 (22:51 +0300)]
staging: octeon-ethernet: rgmii: refactor gmx block interrupt handling

Code for gmx0 and gmx1 block is identical, move it into a function.

Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: octeon-ethernet: sgmii/xaui: make link poll generic
Aaro Koskinen [Sat, 4 Apr 2015 19:51:08 +0000 (22:51 +0300)]
staging: octeon-ethernet: sgmii/xaui: make link poll generic

Make link poll generic to avoid copy paste.

Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: octeon-ethernet: consolidate carrier notifications
Aaro Koskinen [Sat, 4 Apr 2015 19:51:07 +0000 (22:51 +0300)]
staging: octeon-ethernet: consolidate carrier notifications

Always use cvm_oct_note_carrier() to avoid copy-pasted code.

Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: octeon-ethernet: add queue information to carrier note
Aaro Koskinen [Sat, 4 Apr 2015 19:51:06 +0000 (22:51 +0300)]
staging: octeon-ethernet: add queue information to carrier note

Add queue information to carrier note.

Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: octeon-ethernet: delete sgmii and xaui specific uninit functions
Aaro Koskinen [Sat, 4 Apr 2015 19:51:05 +0000 (22:51 +0300)]
staging: octeon-ethernet: delete sgmii and xaui specific uninit functions

Delete redundant wrappers.

Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: octeon-ethernet: move ndo_stop to common init
Aaro Koskinen [Sat, 4 Apr 2015 19:51:04 +0000 (22:51 +0300)]
staging: octeon-ethernet: move ndo_stop to common init

All init functions call ndo_stop if it's defined, so move it
to common function.

Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: octeon-ethernet: consolidate ndo_stop functions
Aaro Koskinen [Sat, 4 Apr 2015 19:51:03 +0000 (22:51 +0300)]
staging: octeon-ethernet: consolidate ndo_stop functions

All ndo_stop functions are identical. Get rid of duplicated code.

Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: octeon-ethernet: consolidate ndo_open functions
Aaro Koskinen [Sat, 4 Apr 2015 19:51:02 +0000 (22:51 +0300)]
staging: octeon-ethernet: consolidate ndo_open functions

ndo_open for rgmii, sgmii and xaui are almost identical. Put the common
code in a single function.

Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: vt6655: device_intr check for vif on while loop
Malcolm Priestley [Mon, 6 Apr 2015 20:19:48 +0000 (21:19 +0100)]
staging: vt6655: device_intr check for vif on while loop

vif should never be or go null while in loop.

Fixes race condition where interrupts are late and when
interface is not present.

Signed-off-by: Malcolm Priestley <tvboxspy@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agoiio: example code is buggy
Alan [Wed, 8 Apr 2015 19:24:43 +0000 (20:24 +0100)]
iio: example code is buggy

Shock horror, example template code that has never been used in reality is
in fact a hazard. This fixes the obvious bug, probably these kind of
"examples" should be deleted so real (working) examples are followed.

Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: emxx_udc: Remove dead code
Gujulan Elango, Hari Prasath (H.) [Thu, 23 Apr 2015 19:30:53 +0000 (19:30 +0000)]
staging: emxx_udc: Remove dead code

This patch removes few lines of commented code.

Signed-off-by: Hari Prasath Gujulan Elango <hgujulan@visteon.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: emxx_udc : remove stray semicolon
Gujulan Elango, Hari Prasath (H.) [Thu, 23 Apr 2015 19:29:51 +0000 (19:29 +0000)]
staging: emxx_udc : remove stray semicolon

This patch removes a stray semicolon around closing brace of an if code
block.

Signed-off-by: Hari Prasath Gujulan Elango <hgujulan@visteon.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: emxx_udc: test returned value
Julia Lawall [Sat, 4 Apr 2015 14:59:30 +0000 (16:59 +0200)]
staging: emxx_udc: test returned value

Put NULL test on the result of the previous call instead on one of its
arguments.  A simplified version of the semantic match that finds this
problem is as follows (http://coccinelle.lip6.fr/):

// <smpl>
r@
expression *e1;
expression *e2;
identifier f;
statement S1,S2;
@@

e1 = f(...,e2,...);
(
if (e1 == NULL || ...) S1 else S2
|
*if (e2 == NULL || ...) S1 else S2
)
// </smpl>

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agoStaging: fbtft: fix header guard typo
Nicolas Iooss [Fri, 17 Apr 2015 09:41:43 +0000 (17:41 +0800)]
Staging: fbtft: fix header guard typo

drivers/staging/fbtft/internal.h header guard tests for
__LINUX_FBTFT__INTERNAL_H but then defines __LINUX_FBTFT_INTERNAL_H
(only 1 underscore) and uses the same name for the #endif comment.
Use the same name everywhere.

Signed-off-by: Nicolas Iooss <nicolas.iooss_linux@m4x.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: fbtft: Disable DMA support if DMA is not available
Geert Uytterhoeven [Fri, 24 Apr 2015 07:44:15 +0000 (09:44 +0200)]
staging: fbtft: Disable DMA support if DMA is not available

If NO_DMA=y:

    drivers/built-in.o: In function `fbtft_framebuffer_alloc':
    (.text+0xb53cae): undefined reference to `dmam_alloc_coherent'

As DMA support is already optional, make it depend on HAS_DMA.

Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: fbtft: Add a blank line after declarations
Charlie Wong Super [Sat, 4 Apr 2015 12:54:56 +0000 (20:54 +0800)]
staging: fbtft: Add a blank line after declarations

scripts/checkpatch.pl WARNING: Missing a blank line after declarations

Signed-off-by: Charlie Wong Super <1213charlie@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: fbtft: Replace spaces to tab
Charlie Wong Super [Sat, 4 Apr 2015 11:30:28 +0000 (19:30 +0800)]
staging: fbtft: Replace spaces to tab

Spaces at the start of the line, replace the leading space to tabs

Signed-off-by: Charlie Wong Super <1213charlie@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agostaging: unisys: remove uislib module from staging tree
Benjamin Romer [Tue, 14 Apr 2015 01:16:51 +0000 (21:16 -0400)]
staging: unisys: remove uislib module from staging tree

This module is being removed completely, because it contained wrapper functions
and utility functions that were used in virtpci and virthba. Since these two
drivers are being rewritten to not use these wrappers and utilities, uislib
needs to go.

Signed-off-by: Benjamin Romer <benjamin.romer@unisys.com>
Reviewed-by: Don Zickus <dzickus@redhat.com>
Reviewed-by: Jes Sorensen <Jes.Sorensen@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>