drbd: drbd_nl_resize(): Fix missing put_ldev() on error path

Signed-off-by: Philipp Reisner <philipp.reisner@linbit.com>
Signed-off-by: Lars Ellenberg <lars.ellenberg@linbit.com>

1 files changed, 5 insertions, 1 deletions

diff --git a/drivers/block/drbd/drbd_nl.c b/drivers/block/drbd/drbd_nl.c
index 6d116a2b2321..1a81d9ed1b24 100644
--- a/drivers/block/drbd/drbd_nl.c
+++ b/drivers/block/drbd/drbd_nl.c
@@ -1727,7 +1727,7 @@ static int drbd_nl_resize(struct drbd_conf *mdev, struct drbd_nl_cfg_req *nlp,
 
         if (rs.no_resync && mdev->agreed_pro_version < 93) {
                 retcode = ERR_NEED_APV_93;
-                goto fail;
+                goto fail_ldev;
         }
 
         if (mdev->ldev->known_size != drbd_get_capacity(mdev->ldev->backing_bdev))
@@ -1754,6 +1754,10 @@ static int drbd_nl_resize(struct drbd_conf *mdev, struct drbd_nl_cfg_req *nlp,
  fail:
         reply->ret_code = retcode;
         return 0;
+
+ fail_ldev:
+        put_ldev(mdev);
+        goto fail;
 }
 
 static int drbd_nl_syncer_conf(struct drbd_conf *mdev, struct drbd_nl_cfg_req *nlp,