Index: kernel/arch/mips32/src/mach/malta/malta.c
===================================================================
--- kernel/arch/mips32/src/mach/malta/malta.c	(revision b2fa1204c76e1eaec329888181d281aac04ed61e)
+++ kernel/arch/mips32/src/mach/malta/malta.c	(revision 8b863a629c2a1c274eeb1ea973a7ac4fead954cd)
@@ -92,5 +92,7 @@
 static outdev_operations_t yamon_outdev_ops = {
 	.write = yamon_putchar,
-	.redraw = NULL
+	.redraw = NULL,
+	.scroll_up = NULL,
+	.scroll_down = NULL
 };