nvme/fc: simplify error handling of nvme_fc_create_hw_io_queues
authorJohannes Thumshirn <jthumshirn@suse.de>
Thu, 15 Dec 2016 13:20:48 +0000 (14:20 +0100)
committerChristoph Hellwig <hch@lst.de>
Wed, 21 Dec 2016 10:34:25 +0000 (11:34 +0100)
Simplify the error handling of nvme_fc_create_hw_io_queues(), this saves us
one variable and one level of indentation.

Signed-off-by: Johannes Thumshirn <jthumshirn@suse.de>
Reviwed-by: James Smart <james.smart@broadcom.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
drivers/nvme/host/fc.c

index 827c2b57e5bb8fc225229ed1dd135be029c98e12..aa0bc60810a74ff93cf05b294b2a9d4968ecf397 100644 (file)
@@ -1491,19 +1491,20 @@ static int
 nvme_fc_create_hw_io_queues(struct nvme_fc_ctrl *ctrl, u16 qsize)
 {
        struct nvme_fc_queue *queue = &ctrl->queues[1];
-       int i, j, ret;
+       int i, ret;
 
        for (i = 1; i < ctrl->queue_count; i++, queue++) {
                ret = __nvme_fc_create_hw_queue(ctrl, queue, i, qsize);
-               if (ret) {
-                       for (j = i-1; j >= 0; j--)
-                               __nvme_fc_delete_hw_queue(ctrl,
-                                               &ctrl->queues[j], j);
-                       return ret;
-               }
+               if (ret)
+                       goto delete_queues;
        }
 
        return 0;
+
+delete_queues:
+       for (; i >= 0; i--)
+               __nvme_fc_delete_hw_queue(ctrl, &ctrl->queues[i], i);
+       return ret;
 }
 
 static int