netdev - [Patch net] net: revert "net: l2tp: Treat NET_XMIT_CN as success in l2tp_eth_dev

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Message-Id: <1479799483-18332-1-git-send-email-xiyou.wangcong@gmail.com>
Date:   Mon, 21 Nov 2016 23:24:43 -0800
From:   Cong Wang <xiyou.wangcong@...il.com>
To:     netdev@...r.kernel.org
Cc:     Cong Wang <xiyou.wangcong@...il.com>,
        Gao Feng <gfree.wind@...il.com>
Subject: [Patch net] net: revert "net: l2tp: Treat NET_XMIT_CN as success in l2tp_eth_dev_xmit"

This reverts commit 7c6ae610a1f0, because l2tp_xmit_skb() never
returns NET_XMIT_CN, it ignores the return value of l2tp_xmit_core().

Cc: Gao Feng <gfree.wind@...il.com>
Signed-off-by: Cong Wang <xiyou.wangcong@...il.com>
---
 net/l2tp/l2tp_eth.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/l2tp/l2tp_eth.c b/net/l2tp/l2tp_eth.c
index 3dc97b4..965f7e3 100644
--- a/net/l2tp/l2tp_eth.c
+++ b/net/l2tp/l2tp_eth.c
@@ -97,7 +97,7 @@ static int l2tp_eth_dev_xmit(struct sk_buff *skb, struct net_device *dev)
 	unsigned int len = skb->len;
 	int ret = l2tp_xmit_skb(session, skb, session->hdr_len);
 
-	if (likely(ret == NET_XMIT_SUCCESS || ret == NET_XMIT_CN)) {
+	if (likely(ret == NET_XMIT_SUCCESS)) {
 		atomic_long_add(len, &priv->tx_bytes);
 		atomic_long_inc(&priv->tx_packets);
 	} else {
-- 
1.8.4.5