diff --git a/fs/cifs/cifsproto.h b/fs/cifs/cifsproto.h
index 0c83da4..50f9fda 100644
--- a/fs/cifs/cifsproto.h
+++ b/fs/cifs/cifsproto.h
@@ -104,13 +104,7 @@
 extern int cifs_mount(struct super_block *, struct cifs_sb_info *, char *,
 			const char *);
 extern int cifs_umount(struct super_block *, struct cifs_sb_info *);
-#ifdef CONFIG_CIFS_DFS_UPCALL
-extern void dfs_shrink_umount_helper(struct vfsmount *vfsmnt);
-#else
-static inline void dfs_shrink_umount_helper(struct vfsmount *vfsmnt)
-{
-}
-#endif /* DFS_UPCALL */
+extern void cifs_dfs_release_automount_timer(void);
 void cifs_proc_init(void);
 void cifs_proc_clean(void);