ocfs2: Fix directory link count checks in ocfs2_link()

Remove the redundant "i_nlink >= OCFS2_LINK_MAX" check and adds an unlinked
directory check in ocfs2_link().

Signed-off-by: Tiger Yang <tiger.yang@oracle.com>
Signed-off-by: Mark Fasheh <mark.fasheh@oracle.com>

1 files changed, 5 insertions, 5 deletions

diff --git a/fs/ocfs2/namei.c b/fs/ocfs2/namei.c
index d8161a77c370..24126476a8cc 100644
--- a/fs/ocfs2/namei.c
+++ b/fs/ocfs2/namei.c
@@ -641,11 +641,6 @@ static int ocfs2_link(struct dentry *old_dentry,
                 goto bail;
         }
 
-        if (inode->i_nlink >= OCFS2_LINK_MAX) {
-                err = -EMLINK;
-                goto bail;
-        }
-
         handle = ocfs2_alloc_handle(osb);
         if (handle == NULL) {
                 err = -ENOMEM;
@@ -659,6 +654,11 @@ static int ocfs2_link(struct dentry *old_dentry,
                 goto bail;
         }
 
+        if (!dir->i_nlink) {
+                err = -ENOENT;
+                goto bail;
+        }
+
         err = ocfs2_check_dir_for_entry(dir, dentry->d_name.name,
                                         dentry->d_name.len);
         if (err)