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Commit e5700aff authored by David S. Miller's avatar David S. Miller
Browse files

tcp: Mark v6 response packets as CHECKSUM_PARTIAL 



Otherwise we only get the checksum right for data-less TCP responses.

Noticed by Herbert Xu.

Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent f71b70e1

net/ipv6/tcp_ipv6.c

+3 −0
Original line number Diff line number Diff line
@@ -1054,6 +1054,9 @@ static void tcp_v6_send_response(struct sk_buff *skb, u32 seq, u32 ack, u32 win, 
	ipv6_addr_copy(&fl.fl6_dst, &ipv6_hdr(skb)->saddr);

	ipv6_addr_copy(&fl.fl6_src, &ipv6_hdr(skb)->daddr);



	buff->ip_summed = CHECKSUM_PARTIAL;

	buff->csum = 0;



	__tcp_v6_send_check(buff, &fl.fl6_src, &fl.fl6_dst);



	fl.proto = IPPROTO_TCP;