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netfilter: xt_HMARK: Use ip_is_fragment() helper

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Use ip_is_fragment() to simpify code.

Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
This commit is contained in:
YueHaibing 2020-08-27 22:08:13 +08:00 committed by Pablo Neira Ayuso
parent ff73e7479b
commit f5143e10a2
1 changed files with 1 additions and 1 deletions
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2
net/netfilter/xt_HMARK.c
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@ -276,7 +276,7 @@ hmark_pkt_set_htuple_ipv4(const struct sk_buff *skb, struct hmark_tuple *t,
return 0; return 0;
/* follow-up fragments don't contain ports, skip all fragments */ /* follow-up fragments don't contain ports, skip all fragments */
if (ip->frag_off & htons(IP_MF | IP_OFFSET)) if (ip_is_fragment(ip))
return 0; return 0;
hmark_set_tuple_ports(skb, (ip->ihl * 4) + nhoff, t, info); hmark_set_tuple_ports(skb, (ip->ihl * 4) + nhoff, t, info);