blk-mq: End unstarted requests on dying queue
Go directly to ending a request if it wasn't started. Previously, completing a request may invoke a driver callback for a request it didn't initialize. Signed-off-by: Keith Busch <keith.busch@intel.com> Reviewed-by: Sagi Grimberg <sagig@mellanox.com> Reviewed-by: Johannes Thumshirn <jthumshirn at suse.de> Acked-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Jens Axboe <axboe@fb.com>
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@ -599,8 +599,10 @@ static void blk_mq_check_expired(struct blk_mq_hw_ctx *hctx,
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* If a request wasn't started before the queue was
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* marked dying, kill it here or it'll go unnoticed.
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*/
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if (unlikely(blk_queue_dying(rq->q)))
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blk_mq_complete_request(rq, -EIO);
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if (unlikely(blk_queue_dying(rq->q))) {
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rq->errors = -EIO;
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blk_mq_end_request(rq, rq->errors);
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}
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return;
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}
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