diff --git a/drivers/net/wireless/ath/ath6kl/wmi.h b/drivers/net/wireless/ath/ath6kl/wmi.h
index 8c1a45191d986..697d173ad4cec 100644
--- a/drivers/net/wireless/ath/ath6kl/wmi.h
+++ b/drivers/net/wireless/ath/ath6kl/wmi.h
@@ -1373,7 +1373,7 @@ struct wmi_channel_list_reply {
 	u8 num_ch;
 
 	/* channel in Mhz */
-	__le16 ch_list[1];
+	__le16 ch_list[];
 } __packed;
 
 /* List of Events (target to host) */