diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c
index 650991b..ea2a58d 100644
--- a/drivers/md/raid1.c
+++ b/drivers/md/raid1.c
@@ -1972,7 +1972,8 @@
 		    !test_bit(In_sync, &disk->rdev->flags)) {
 			disk->head_position = 0;
 			mddev->degraded++;
-			conf->fullsync = 1;
+			if (disk->rdev)
+				conf->fullsync = 1;
 		}
 	}
 	if (mddev->degraded == conf->raid_disks) {