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RapidIO: fix potential null deref in rio_setup_device() 

The "goto cleanup" path can deference "rswitch" when it is NULL.

Reported-by: Dan Carpenter <error27@gmail.com>
Signed-off-by: Alexandre Bounine <alexandre.bounine@idt.com>
Cc: Dan Carpenter <error27@gmail.com>
Cc: Kumar Gala <galak@kernel.crashing.org>
Cc: Matt Porter <mporter@kernel.crashing.org>
Cc: Chul Kim <chul.kim@idt.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Alexandre Bounine 2011-11-02 13:39:11 -07:00 committed by Linus Torvalds
parent 48618fb4e5
commit 166c050bda
1 changed files with 1 additions and 1 deletions
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2
drivers/rapidio/rio-scan.c
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@ -516,7 +516,7 @@ static struct rio_dev __devinit *rio_setup_device(struct rio_net *net,
return rdev;
cleanup:
if (rio_is_switch(rdev))
if (rswitch)
kfree(rswitch->route_table);
kfree(rdev);