diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c
index 1fb28c5..2c89077 100644
--- a/drivers/md/raid5.c
+++ b/drivers/md/raid5.c
@@ -2056,6 +2056,9 @@
 			       mdname(conf->mddev), bdn);
 		else
 			retry = 1;
+		if (set_bad && test_bit(In_sync, &rdev->flags)
+		    && !test_bit(R5_ReadNoMerge, &sh->dev[i].flags))
+			retry = 1;
 		if (retry)
 			if (test_bit(R5_ReadNoMerge, &sh->dev[i].flags)) {
 				set_bit(R5_ReadError, &sh->dev[i].flags);