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[NET]: Make mangling a checksum (0 -> 0xffff on the wire) explicit.

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Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Al Viro
2006-11-16 02:36:50 -08:00
committed by David S. Miller
parent b51655b958
commit f6ab028804
7 changed files with 11 additions and 10 deletions
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4
net/ipv6/raw.c
View File

@ -536,8 +536,8 @@ static int rawv6_push_pending_frames(struct sock *sk, struct flowi *fl,
&fl->fl6_dst,
total_len, fl->proto, tmp_csum);
if (tmp_csum == 0 && fl->proto == IPPROTO_UDP)
tmp_csum = -1;
if (csum == 0 && fl->proto == IPPROTO_UDP)
csum = CSUM_MANGLED_0;
if (skb_store_bits(skb, offset, &csum, 2))
BUG();

2
net/ipv6/udp.c
View File

@ -536,7 +536,7 @@ static int udp_v6_push_pending_frames(struct sock *sk, struct udp_sock *up)
uh->check = csum_ipv6_magic(&fl->fl6_src, &fl->fl6_dst,
up->len, fl->proto, csum );
if (uh->check == 0)
uh->check = -1;
uh->check = CSUM_MANGLED_0;
err = ip6_push_pending_frames(sk);
out: