]> git.baikalelectronics.ru Git - kernel.git/commit
elv_unregister: fix possible crash on module unload
authorOleg Nesterov <oleg@tv-sign.ru>
Tue, 22 Aug 2006 17:22:13 +0000 (21:22 +0400)
committerGreg Kroah-Hartman <gregkh@suse.de>
Tue, 22 Aug 2006 19:52:23 +0000 (12:52 -0700)
commit627e19782b5efd943d4e0a1b68c721a9b7d3704a
tree7e6878d6391919019b4904714cfe8fc0ef4709be
parent5a7317e77578f2adc9682a593087d1e8a498a519
elv_unregister: fix possible crash on module unload

An exiting task or process which didn't do I/O yet have no io context,
elv_unregister() should check it is not NULL.

Signed-off-by: Oleg Nesterov <oleg@tv-sign.ru>
Acked-by: Jens Axboe <axboe@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
block/elevator.c