1 files changed, 6 insertions, 0 deletions

diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c
index e0893036da08..2bbbed506f5b 100644
--- a/fs/btrfs/ioctl.c
+++ b/fs/btrfs/ioctl.c
@@ -2174,6 +2174,12 @@ out_unlock:
                 shrink_dcache_sb(root->fs_info->sb);
                 btrfs_invalidate_inodes(dest);
                 d_delete(dentry);
+
+                /* the last ref */
+                if (dest->cache_inode) {
+                        iput(dest->cache_inode);
+                        dest->cache_inode = NULL;
+                }
         }
 out_dput:
         dput(dentry);