driver-core: Fix possible null reference in subsys_interface_unregister
authorJonghwan Choi <jhbird.choi@samsung.com>
Sat, 14 Jan 2012 02:06:03 +0000 (11:06 +0900)
committerGreg Kroah-Hartman <gregkh@suse.de>
Tue, 24 Jan 2012 23:59:19 +0000 (15:59 -0800)
Check if the sif is not NULL before de-referencing it

Signed-off-by: Jonghwan Choi <jhbird.choi@samsung.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

No differences found