diff --git a/drivers/net/wireless/ath/ath6kl/debug.c b/drivers/net/wireless/ath/ath6kl/debug.c
index 5237369cd521..ba3f23d71150 100644
--- a/drivers/net/wireless/ath/ath6kl/debug.c
+++ b/drivers/net/wireless/ath/ath6kl/debug.c
@@ -18,6 +18,7 @@
 
 #include <linux/circ_buf.h>
 #include <linux/fs.h>
+#include <linux/vmalloc.h>
 
 #include "debug.h"
 #include "target.h"