IB: Fix ib_umem_get() when npages == 0
authorAndrew Morton <akpm@linux-foundation.org>
Fri, 8 Jun 2007 23:29:43 +0000 (16:29 -0700)
committerRoland Dreier <rolandd@cisco.com>
Mon, 9 Jul 2007 23:17:33 +0000 (16:17 -0700)
commit1d3f4b905a786d69103d9e6d8e92683fb2c7a027
treeddb38919eadaf8aff6b59240e0a49f3e85baadc4
parent43506d954e43933cd6fdcab679f6ab057e7607c6
IB: Fix ib_umem_get() when npages == 0

gcc correctly warned:

drivers/infiniband/core/umem.c: In function 'ib_umem_get':
drivers/infiniband/core/umem.c:78: warning: 'ret' may be used uninitialized in this function

Set ret to 0 in case npages == 0 and the loop isn't entered at all.

Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
drivers/infiniband/core/umem.c