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(parent: 1292208) | patch
viacam: Don't explode if pci_find_bus() returns NULL
authorJesper Juhl <jj@chaosbits.net>
Mon, 1 Aug 2011 21:39:17 +0000 (23:39 +0200)
committerJiri Kosina <jkosina@suse.cz>
Thu, 15 Sep 2011 12:58:48 +0000 (14:58 +0200)
commit10e4ac572eeffe5317019bd7330b6058a400dfc2
tree6c2965ac2eb9ddd03509dc672c43ecd3f9614249tree | snapshot (tar.gz zip)
parent129220848c733c742b92ec8e384788353d13cbebcommit | diff
viacam: Don't explode if pci_find_bus() returns NULL

In the unlikely case that pci_find_bus() should return NULL
viacam_serial_is_enabled() is going to dereference a NULL pointer and
blow up. Better safe than sorry, so be defensive and check the
pointer.

Signed-off-by: Jesper Juhl <jj@chaosbits.net>
Acked-by: Jonathan Corbet <corbet@lwn.net>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
drivers/media/video/via-camera.c diff | blob | blame | history