1 files changed, 3 insertions, 4 deletions

diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c
index 6b86a0032cf8..4343d7ff9916 100644
--- a/drivers/md/raid10.c
+++ b/drivers/md/raid10.c
@@ -1282,17 +1282,16 @@ static void raid10_write_one_disk(struct mddev *mddev, struct r10bio *r10_bio,
                 plug = container_of(cb, struct raid10_plug_cb, cb);
         else
                 plug = NULL;
-        spin_lock_irqsave(&conf->device_lock, flags);
         if (plug) {
                 bio_list_add(&plug->pending, mbio);
                 plug->pending_cnt++;
         } else {
+                spin_lock_irqsave(&conf->device_lock, flags);
                 bio_list_add(&conf->pending_bio_list, mbio);
                 conf->pending_count++;
-        }
-        spin_unlock_irqrestore(&conf->device_lock, flags);
-        if (!plug)
+                spin_unlock_irqrestore(&conf->device_lock, flags);
                 md_wakeup_thread(mddev->thread);
+        }
 }
 
 static void raid10_write_request(struct mddev *mddev, struct bio *bio,