diff --git a/drivers/net/e1000/e1000_main.c b/drivers/net/e1000/e1000_main.c
index 325495b8b60c62db8a8db095c8deda706d84d627..137226d98d4760f8d1a72b536ffa530effcbd541 100644
--- a/drivers/net/e1000/e1000_main.c
+++ b/drivers/net/e1000/e1000_main.c
@@ -2307,6 +2307,7 @@ e1000_xmit_frame(struct sk_buff *skb, struct net_device *netdev)
 	tso = e1000_tso(adapter, skb);
 	if (tso < 0) {
 		dev_kfree_skb_any(skb);
+		spin_unlock_irqrestore(&adapter->tx_lock, flags);
 		return NETDEV_TX_OK;
 	}