[SCSI] fix locking around blk_abort_request()
blk_abort_request() expects queue lock to be held by the caller. Grab it before calling the function. Lack of this synchronization led to infinite loop on corrupt q->timeout_list. Signed-off-by: NTejun Heo <tj@kernel.org> Cc: stable@kernel.org Signed-off-by: NJames Bottomley <James.Bottomley@suse.de>
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