linux-kernel - [PATCH 3.4 049/107] niu: don't count tx error twice in case of headroom realloc fails

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Date:	Wed, 16 Mar 2016 16:05:43 +0800
From:	lizf@...nel.org
To:	stable@...r.kernel.org
Cc:	linux-kernel@...r.kernel.org, Jiri Pirko <jiri@...nulli.us>,
	"David S. Miller" <davem@...emloft.net>,
	Zefan Li <lizefan@...wei.com>
Subject: [PATCH 3.4 049/107] niu: don't count tx error twice in case of headroom realloc fails

From: Jiri Pirko <jiri@...nulli.us>

3.4.111-rc1 review patch.  If anyone has any objections, please let me know.

------------------


commit 42288830494cd51873ca745a7a229023df061226 upstream.

Fixes: a3138df9 ("[NIU]: Add Sun Neptune ethernet driver.")
Signed-off-by: Jiri Pirko <jiri@...nulli.us>
Signed-off-by: David S. Miller <davem@...emloft.net>
Signed-off-by: Zefan Li <lizefan@...wei.com>
---
 drivers/net/ethernet/sun/niu.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/net/ethernet/sun/niu.c b/drivers/net/ethernet/sun/niu.c
index 8489d09..e475f85 100644
--- a/drivers/net/ethernet/sun/niu.c
+++ b/drivers/net/ethernet/sun/niu.c
@@ -6659,10 +6659,8 @@ static netdev_tx_t niu_start_xmit(struct sk_buff *skb,
 		struct sk_buff *skb_new;
 
 		skb_new = skb_realloc_headroom(skb, len);
-		if (!skb_new) {
-			rp->tx_errors++;
+		if (!skb_new)
 			goto out_drop;
-		}
 		kfree_skb(skb);
 		skb = skb_new;
 	} else
-- 
1.9.1