https://github.com/torvalds/linux
Revision 2280521719e81919283b82902ac24058f87dfc1b authored by Dāvis Mosāns on 21 August 2015, 04:29:22 UTC, committed by James Bottomley on 27 October 2015, 02:21:07 UTC
When pci_pool_alloc fails in mvs_task_prep then task->lldd_task stays
NULL but it's later used in mvs_abort_task as slot which is passed
to mvs_slot_task_free causing NULL pointer dereference.

Just return from mvs_slot_task_free when passed with NULL slot.

Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=101891
Signed-off-by: Dāvis Mosāns <davispuh@gmail.com>
Reviewed-by: Tomas Henzl <thenzl@redhat.com>
Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
Cc: stable@vger.kernel.org
Signed-off-by: James Bottomley <JBottomley@Odin.com>
1 parent 15e3d5a
History
Tip revision: 2280521719e81919283b82902ac24058f87dfc1b authored by Dāvis Mosāns on 21 August 2015, 04:29:22 UTC
mvsas: Fix NULL pointer dereference in mvs_slot_task_free
Tip revision: 2280521
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