driver-core: Fix possible null reference in subsys_interface_unregister

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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>

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Jonghwan Choi 2012-01-14 11:06:03 +09:00 • committed by Greg Kroah-Hartman

parent c56d8a7362

commit 2b31594a95

1 changed files with 4 additions and 2 deletions

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drivers/base/bus.c

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