--- a/arch/mips/ralink/common/dev-gpio-buttons.c
+++ b/arch/mips/ralink/common/dev-gpio-buttons.c
@@ -10,6 +10,7 @@
 
 #include "linux/init.h"
 #include <linux/platform_device.h>
+#include <linux/slab.h>
 
 #include <asm/mach-ralink/dev-gpio-buttons.h>
 
--- a/arch/mips/ralink/common/dev-gpio-leds.c
+++ b/arch/mips/ralink/common/dev-gpio-leds.c
@@ -10,6 +10,7 @@
 
 #include <linux/init.h>
 #include <linux/platform_device.h>
+#include <linux/slab.h>
 
 #include <asm/mach-ralink/dev-gpio-leds.h>