git://ftp.safe.ca / safe / jmp / linux-2.6 / commit
? search:
summary | shortlog | log | commit | commitdiff | tree
(parent: 073bd90) | patch
drivers/net/can: Correct NULL test
authorJulia Lawall <julia@diku.dk>
Sun, 27 Dec 2009 11:27:44 +0000 (11:27 +0000)
committerDavid S. Miller <davem@davemloft.net>
Mon, 4 Jan 2010 05:42:49 +0000 (21:42 -0800)
commitce739b473ce12d5ef067b39b8637bfd2b2174a15
treecc95857da8afed8c429e9644977734c9b35f818ftree | snapshot
parent073bd90f03d98bc3168865f21573c9b232777c13commit | diff
drivers/net/can: 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>
Acked-by: Oliver Hartkopp <oliver@hartkopp.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/can/mcp251x.c diff | blob | history
Full containers within linux kernel