diff --git a/drivers/net/wireless/ath/ath6kl/init.c b/drivers/net/wireless/ath/ath6kl/init.c
index c638aabd417e..6e6a1413ed3d 100644
--- a/drivers/net/wireless/ath/ath6kl/init.c
+++ b/drivers/net/wireless/ath/ath6kl/init.c
@@ -16,6 +16,7 @@
  */
 
 #include <linux/moduleparam.h>
+#include <linux/errno.h>
 #include <linux/of.h>
 #include <linux/mmc/sdio_func.h>
 #include "core.h"