diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c
index 132c18e..c025a82 100644
--- a/drivers/md/raid10.c
+++ b/drivers/md/raid10.c
@@ -1355,7 +1355,7 @@
 		struct mirror_info *p = &conf->mirrors[mirror];
 		if (p->recovery_disabled == mddev->recovery_disabled)
 			continue;
-		if (!p->rdev)
+		if (p->rdev)
 			continue;
 
 		disk_stack_limits(mddev->gendisk, rdev->bdev,