--- /dev/null
+--- a/arch/mips/ath79/dev-wmac.c
++++ b/arch/mips/ath79/dev-wmac.c
+@@ -24,7 +24,10 @@
+ #include "dev-wmac.h"
+
+ static u8 ath79_wmac_mac[ETH_ALEN];
+-static struct ath9k_platform_data ath79_wmac_data;
++
++static struct ath9k_platform_data ath79_wmac_data = {
++ .led_pin = -1,
++};
+
+ static struct resource ath79_wmac_resources[] = {
+ {