Index: uspace/lib/fs/libfs.c
===================================================================
--- uspace/lib/fs/libfs.c	(revision 23c8acd9c09f549990f7478985878578dc75e2f3)
+++ uspace/lib/fs/libfs.c	(revision c19a5a59bb6be5cf8da4e0c9a6a35d207103bc14)
@@ -656,5 +656,5 @@
 		if (rc == EOK) {
 			aoff64_t size = ops->size_get(cur);
-			async_answer_5(rid, fs_handle, service_id,
+			async_answer_5(rid, EOK, fs_handle,
 			    ops->index_get(cur),
 			    (ops->is_directory(cur) << 16) | last,
@@ -699,5 +699,5 @@
 out1:
 	if (!cur) {
-		async_answer_5(rid, fs_handle, service_id, ops->index_get(par),
+		async_answer_5(rid, EOK, fs_handle, ops->index_get(par),
 		    (ops->is_directory(par) << 16) | last_next,
 		    LOWER32(ops->size_get(par)), UPPER32(ops->size_get(par)));
@@ -705,5 +705,5 @@
 	}
 	
-	async_answer_5(rid, fs_handle, service_id, ops->index_get(cur),
+	async_answer_5(rid, EOK, fs_handle, ops->index_get(cur),
 	    (ops->is_directory(cur) << 16) | last, LOWER32(ops->size_get(cur)),
 	    UPPER32(ops->size_get(cur)));