From: Miaohe Lin <linmiaohe@huawei.com>
Date: Thu, 6 Aug 2020 11:57:18 +0000 (+0800)
Subject: net: Use helper function ip_is_fragment()
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=11f920d2aa9d4c2c2d53ccd79f4b5512f2169623;p=linux.git

net: Use helper function ip_is_fragment()

Use helper function ip_is_fragment() to check ip fragment.

Signed-off-by: Miaohe Lin <linmiaohe@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index 2828f6d5ba898..7e2e502ef5198 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);