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(parent: e6cdb09) | patch
blk-mq: handle NULL req return from blk_map_request in single queue mode
authorJens Axboe <axboe@fb.com>
Tue, 3 Jun 2014 17:59:49 +0000 (11:59 -0600)
committerJens Axboe <axboe@fb.com>
Wed, 4 Jun 2014 03:04:39 +0000 (21:04 -0600)
commitff87bcec197774f938fbd1fe996068005f3dfb3c
tree700871e846f19f24a2d16b61e62d0ce01a706eb8tree | snapshot
parente6cdb0929fe6726ba5203fc5529b74564d98a9e9commit | diff
blk-mq: handle NULL req return from blk_map_request in single queue mode

blk_mq_map_request() can return NULL if we fail entering the queue
(dying, or removed), in which case it has already ended IO on the
bio. So nothing more to do, except just return.

Signed-off-by: Jens Axboe <axboe@fb.com>
block/blk-mq.c diff | blob | history
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