tree 4b18c8f881803fde2ff62f11921bbbe1fe333e25
parent 0f6c10ead876492b386a19474e6dca4710eeef8e
author Karsten Keil <kkeil@suse.de> 1151579789 +0200
committer Linus Torvalds <torvalds@g5.osdl.org> 1151607554 -0700

[PATCH] i4l:add some checks for valid drvid and driver pointer

If all drivers go away before all ISDN network interfaces are closed we got
a OOps on removing interfaces, this patch avoid it.

Signed-off-by: Karsten Keil <kkeil@suse.de>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>