Index: uspace/lib/fs/libfs.c
===================================================================
--- uspace/lib/fs/libfs.c	(revision 228e490270cec3d6a6de666f61839f0d9ed5f193)
+++ uspace/lib/fs/libfs.c	(revision 124c0612c8daeba21701095e42877933875fb33a)
@@ -102,5 +102,5 @@
 	 * Ask VFS for callback connection.
 	 */
-	ipc_connect_to_me(vfs_phone, 0, 0, 0, &reg->vfs_phonehash);
+	ipc_connect_to_me(vfs_phone, 0, 0, 0, NULL, &reg->vfs_phonehash);
 	
 	/*