block: make blk_abort_queue() ignore non-request based devices

There's nothing to do for those devices, since the timeout handling is based on requests. Signed-off-by: Jens Axboe <[email protected]>
teemow · Apr 22, 2009 · b759113 · b759113
1 parent 71982a4
commit b759113
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/block/blk-timeout.c b/block/blk-timeout.c
@@ -211,6 +211,12 @@ void blk_abort_queue(struct request_queue *q)
 	struct request *rq, *tmp;
 	LIST_HEAD(list);
 
+	/*
+	 * Not a request based block device, nothing to abort
+	 */
+	if (!q->request_fn)
+		return;
+
 	spin_lock_irqsave(q->queue_lock, flags);
 
 	elv_abort_queue(q);