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| author |   Brian Haley <brian.haley@hp.com> | 2006-11-10 14:54:51 -0800 |
|---|---|---|
| committer |   David S. Miller <davem@sunset.davemloft.net> | 2006-12-02 21:22:13 -0800 |
| commit | d3a1be9cba86c4385a5fe46673bbb4730551f454 (patch) | |
| tree | 24bcb9244dcb894c333c33c0f1dd88e1ddcc2267 /net | |
| parent | [IPv6] rules: Remove bogus tos validation check (diff) | |
| download | linux-dev-d3a1be9cba86c4385a5fe46673bbb4730551f454.tar.xz linux-dev-d3a1be9cba86c4385a5fe46673bbb4730551f454.zip | |
[IPv6]: Only modify checksum for UDP
Only change upper-layer checksum from 0 to 0xFFFF for UDP (as RFC 768
states), not for others as RFC 4443 doesn't require it.
Signed-off-by: Brian Haley <brian.haley@hp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
| -rw-r--r-- | net/ipv6/icmp.c | 2 | ||||
| -rw-r--r-- | net/ipv6/raw.c | 2 |
2 files changed, 1 insertions, 3 deletions
diff --git a/net/ipv6/icmp.c b/net/ipv6/icmp.c index 52cca93ff2f8..bd51847acd57 100644 --- a/net/ipv6/icmp.c +++ b/net/ipv6/icmp.c @@ -247,8 +247,6 @@ static int icmpv6_push_pending_frames(struct sock *sk, struct flowi *fl, struct len, fl->proto, tmp_csum); icmp6h->icmp6_cksum = tmp_csum; } - if (icmp6h->icmp6_cksum == 0) - icmp6h->icmp6_cksum = -1; ip6_push_pending_frames(sk); out: return err; diff --git a/net/ipv6/raw.c b/net/ipv6/raw.c index 18a90075f942..813fa1d96862 100644 --- a/net/ipv6/raw.c +++ b/net/ipv6/raw.c @@ -536,7 +536,7 @@ 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) + if (tmp_csum == 0 && fl->proto == IPPROTO_UDP) tmp_csum = -1; csum = tmp_csum; |