diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c
index c123a8c76ddc..0a3cfdd3f5df 100644
--- a/drivers/md/raid10.c
+++ b/drivers/md/raid10.c
@@ -1639,6 +1639,7 @@ static int raid10_handle_discard(struct mddev *mddev, struct bio *bio)
 
 	if (!wait_barrier(conf, bio->bi_opf & REQ_NOWAIT)) {
 		bio_wouldblock_error(bio);
+		md_write_end(mddev);
 		return 0;
 	}
 
@@ -1681,6 +1682,8 @@ static int raid10_handle_discard(struct mddev *mddev, struct bio *bio)
 		if (IS_ERR(split)) {
 			bio->bi_status = errno_to_blk_status(PTR_ERR(split));
 			bio_endio(bio);
+			md_write_end(mddev);
+			allow_barrier(conf);
 			return 0;
 		}
 
@@ -1698,6 +1701,8 @@ static int raid10_handle_discard(struct mddev *mddev, struct bio *bio)
 		if (IS_ERR(split)) {
 			bio->bi_status = errno_to_blk_status(PTR_ERR(split));
 			bio_endio(bio);
+			md_write_end(mddev);
+			allow_barrier(conf);
 			return 0;
 		}