--- zzzz-none-000/linux-3.10.107/drivers/net/wireless/ath/ar5523/ar5523.h	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/drivers/net/wireless/ath/ar5523/ar5523.h	2021-02-04 17:41:59.000000000 +0000
@@ -74,7 +74,6 @@
 struct ar5523_tx_data {
 	struct list_head	list;
 	struct ar5523		*ar;
-	struct sk_buff		*skb;
 	struct urb		*urb;
 };