linux-kernel - [PATCH 5/5] net: Use helper function ip_is

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Message-ID: <1596715038-25429-1-git-send-email-linmiaohe@huawei.com>
Date:   Thu, 6 Aug 2020 19:57:18 +0800
From:   linmiaohe <linmiaohe@...wei.com>
To:     <davem@...emloft.net>, <kuba@...nel.org>, <pshelar@....org>,
        <martin.varghese@...ia.com>, <fw@...len.de>, <willemb@...gle.com>,
        <edumazet@...gle.com>, <dcaratti@...hat.com>,
        <steffen.klassert@...unet.com>, <pabeni@...hat.com>,
        <shmulik@...anetworks.com>, <kyk.segfault@...il.com>
CC:     <netdev@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <linmiaohe@...wei.com>
Subject: [PATCH 5/5] net: Use helper function ip_is_fragment()

From: Miaohe Lin <linmiaohe@...wei.com>

Use helper function ip_is_fragment() to check ip fragment.

Signed-off-by: Miaohe Lin <linmiaohe@...wei.com>
---
 net/core/skbuff.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index 8a0c39e4ab0a..fa823405829c 100644
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -4853,7 +4853,7 @@ static int skb_checksum_setup_ipv4(struct sk_buff *skb, bool recalculate)
 	if (err < 0)
 		goto out;
 
-	if (ip_hdr(skb)->frag_off & htons(IP_OFFSET | IP_MF))
+	if (ip_is_fragment(ip_hdr(skb)))
 		fragment = true;
 
 	off = ip_hdrlen(skb);
-- 
2.19.1