Index: uspace/srv/fs/fat/fat.c
===================================================================
--- uspace/srv/fs/fat/fat.c	(revision 81614543eeec13d8f5eeb28b8130fc37c6ba53bf)
+++ uspace/srv/fs/fat/fat.c	(revision 2e51969e2c8c3905ceef1d73437f34d14c927dff)
@@ -158,6 +158,6 @@
 	 * Request sharing the Path Lookup Buffer with VFS.
 	 */
-	rc = ipc_call_sync_3(vfs_phone, IPC_M_AS_AREA_RECV, (ipcarg_t) plb_ro,
-	    PLB_SIZE, 0, NULL, NULL, NULL);
+	rc = ipc_call_sync_2_0(vfs_phone, IPC_M_AS_AREA_RECV, (ipcarg_t) plb_ro,
+	    PLB_SIZE);
 	if (rc) {
 		async_wait_for(req, NULL);