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(parent: c115294) | patch
drivers/block/drbd: Correct NULL test
authorJulia Lawall <julia@diku.dk>
Sun, 27 Dec 2009 21:27:11 +0000 (22:27 +0100)
committerPhilipp Reisner <philipp.reisner@linbit.com>
Mon, 4 Jan 2010 10:51:41 +0000 (11:51 +0100)
commit2d1ee87d8763b38668f6f11bb53abb689a49a43e
tree3a87ab8e3339a64d5f4c13938e1234f0b07a19ddtree | snapshot (tar.gz zip)
parentc1152949bbdfddf8fc857a883294461d757d5332commit | diff
drivers/block/drbd: Correct NULL test

Test the just-allocated value for NULL rather than some other value.

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

// <smpl>
@@
expression x,y;
statement S;
@@

x = \(kmalloc\|kcalloc\|kzalloc\)(...);
(
if ((x) == NULL) S
|
if (
-   y
+   x
       == NULL)
 S
)
// </smpl>

Signed-off-by: Julia Lawall <julia@diku.dk>
Signed-off-by: Philipp Reisner <philipp.reisner@linbit.com>
drivers/block/drbd/drbd_receiver.c diff | blob | blame | history