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can: add missing socket check in can/raw release
authorOliver Hartkopp <socketcan@hartkopp.net>
Wed, 20 Apr 2011 01:57:15 +0000 (01:57 +0000)
committerDavid S. Miller <davem@davemloft.net>
Wed, 20 Apr 2011 19:37:59 +0000 (12:37 -0700)
commit10022a6c66e199d8f61d9044543f38785713cbbd
tree8b934ebc8a5a5277a486413c343afc35a55076bdtree
parent2430af8b7fa37ac0be102c77f9dc6ee669d24ba9commit | diff
can: add missing socket check in can/raw release

v2: added space after 'if' according code style.

We can get here with a NULL socket argument passed from userspace,
so we need to handle it accordingly.

Thanks to Dave Jones pointing at this issue in net/can/bcm.c

Signed-off-by: Oliver Hartkopp <socketcan@hartkopp.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
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