tree 9f1c735aa5b75345e71baca7a3bcbe19c8edc568
parent 959401aa2b8cc6422809762a6ba4b2635154e9a6
author Keith Busch <keith.busch@intel.com> 1479243386 -0500
committer Jens Axboe <axboe@fb.com> 1479325197 -0700

nvme/pci: Don't free queues on error

The nvme_remove function tears down all allocated resources in the correct
order, so no need to free queues on error during initialization. This
fixes possible use-after-free errors when queues are still associated
with a blk-mq hctx.

Reported-by: Scott Bauer <scott.bauer@intel.com>
Tested-by: Scott Bauer <scott.bauer@intel.com>
Signed-off-by: Keith Busch <keith.busch@intel.com>
Reviewed-by: Sagi Grimberg <sagi@grimbeg.me>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Cc: stable@vger.kernel.org
Signed-off-by: Jens Axboe <axboe@fb.com>