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-rw-r--r--drivers/md/raid5.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c
index 99b2bbf8b5d8..d38d235cc39d 100644
--- a/drivers/md/raid5.c
+++ b/drivers/md/raid5.c
@@ -5361,7 +5361,7 @@ static int raid5_add_disk(struct mddev *mddev, struct md_rdev *rdev)
if (mddev->recovery_disabled == conf->recovery_disabled)
return -EBUSY;
- if (has_failed(conf))
+ if (rdev->saved_raid_disk < 0 && has_failed(conf))
/* no point adding a device */
return -EINVAL;
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