[PATCH 1/1] netfilter: udp: Only get 8 bytes header in udp_pkt_to_tuple to keep consistent with tcp_pkt_to_tuple and comments

[fgao]

From: Gao Feng <f...@ikuai8.com>

Signed-off-by: Gao Feng <f...@ikuai8.com>
---
 net/netfilter/nf_conntrack_proto_udp.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/netfilter/nf_conntrack_proto_udp.c 
b/net/netfilter/nf_conntrack_proto_udp.c
index 4fd0405..a886a8a 100644
--- a/net/netfilter/nf_conntrack_proto_udp.c
+++ b/net/netfilter/nf_conntrack_proto_udp.c
@@ -45,7 +45,7 @@ static bool udp_pkt_to_tuple(const struct sk_buff *skb,
        struct udphdr _hdr;
 
        /* Actually only need first 8 bytes. */
-       hp = skb_header_pointer(skb, dataoff, sizeof(_hdr), &_hdr);
+       hp = skb_header_pointer(skb, dataoff, 8, &_hdr);
        if (hp == NULL)
                return false;
 
-- 
1.9.1