CIFS: Use d_automount() rather than abusing follow_link()

Make CIFS use the new d_automount() dentry operation rather than abusing
follow_link() on directories.

[NOTE: THIS IS UNTESTED!]

Signed-off-by: David Howells <dhowells@redhat.com>
Cc: Steve French <sfrench@samba.org>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

1 files changed, 5 insertions, 3 deletions

diff --git a/fs/cifs/inode.c b/fs/cifs/inode.c
index b06b60620240..6c9ee8014ff0 100644
--- a/fs/cifs/inode.c
+++ b/fs/cifs/inode.c
@@ -32,7 +32,7 @@
 #include "fscache.h"
 
 
-static void cifs_set_ops(struct inode *inode, const bool is_dfs_referral)
+static void cifs_set_ops(struct inode *inode)
 {
         struct cifs_sb_info *cifs_sb = CIFS_SB(inode->i_sb);
 
@@ -60,7 +60,7 @@ static void cifs_set_ops(struct inode *inode, const bool is_dfs_referral)
                 break;
         case S_IFDIR:
 #ifdef CONFIG_CIFS_DFS_UPCALL
-                if (is_dfs_referral) {
+                if (IS_AUTOMOUNT(inode)) {
                         inode->i_op = &cifs_dfs_referral_inode_operations;
                 } else {
 #else /* NO DFS support, treat as a directory */
@@ -167,7 +167,9 @@ cifs_fattr_to_inode(struct inode *inode, struct cifs_fattr *fattr)
         }
         spin_unlock(&inode->i_lock);
 
-        cifs_set_ops(inode, fattr->cf_flags & CIFS_FATTR_DFS_REFERRAL);
+        if (fattr->cf_flags & CIFS_FATTR_DFS_REFERRAL)
+                inode->i_flags |= S_AUTOMOUNT;
+        cifs_set_ops(inode);
 }
 
 void