cifs: Fix check for matching with existing mount

If we mount the same share twice, we check the flags to see if the
second mount matches the earlier mount, but we left some flags out.
Signed-off-by: Steve French <stfrench@microsoft.com>

fs/cifs/cifsglob.h

@@ -617,6 +617,7 @@ struct smb_vol {
 			 CIFS_MOUNT_FSCACHE | CIFS_MOUNT_MF_SYMLINKS | \
 			 CIFS_MOUNT_MULTIUSER | CIFS_MOUNT_STRICT_IO | \
 			 CIFS_MOUNT_CIFS_BACKUPUID | CIFS_MOUNT_CIFS_BACKUPGID | \
+			 CIFS_MOUNT_UID_FROM_ACL | CIFS_MOUNT_NO_HANDLE_CACHE | \
 			 CIFS_MOUNT_NO_DFS)
 
 /**