From: Jeff Layton <jlayton@redhat.com>
Date: Mon, 16 Nov 2009 14:22:49 -0500
Subject: [cifs] fix build when dfs support not enabled
Message-id: <1258381372-19132-4-git-send-email-jlayton@redhat.com>
Patchwork-id: 21380
O-Subject: [RHEL5.5 PATCH 3/6] BZ#513410: cifs: Fix build break from recent DFS
	patch when DFS support not enabled
Bugzilla: 513410
RH-Acked-by: Peter Staubach <staubach@redhat.com>

From: Steve French <sfrench@us.ibm.com>

Signed-off-by: Steve French <sfrench@us.ibm.com>
Signed-off-by: Jeff Layton <jlayton@redhat.com>

diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c
index 57714aa..5c87bc9 100644
--- a/fs/cifs/connect.c
+++ b/fs/cifs/connect.c
@@ -2593,6 +2593,7 @@ remote_path_check:
 
 	/* get referral if needed */
 	if (rc == -EREMOTE) {
+#ifdef CONFIG_CIFS_DFS_UPCALL
 		/* convert forward to back slashes in prepath here if needed */
 		if ((cifs_sb->mnt_cifs_flags & CIFS_MOUNT_POSIX_PATHS) == 0)
 			convert_delimiter(cifs_sb->prepath,
@@ -2628,6 +2629,9 @@ remote_path_check:
 			kfree(full_path);
 			goto try_mount_again;
 		}
+#else /* No DFS support, return error on mount */
+		rc = -EOPNOTSUPP;
+#endif
 	}
 
 mount_fail_check: