diff options
| author | David S. Miller <davem@davemloft.net> | 2008-07-30 03:03:15 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2008-07-30 03:27:25 -0700 |
| commit | 785957d3e8c6fb37b18bf671923a76dbd8240025 (patch) | |
| tree | 59f089e4bd109ad9d896c6e6a0f1699f42a34136 /net/ipv4/tcp_ipv4.c | |
| parent | 8d50b53d66a8a6ae41bafbdcabe401467803f33a (diff) | |
| download | lwn-785957d3e8c6fb37b18bf671923a76dbd8240025.tar.gz lwn-785957d3e8c6fb37b18bf671923a76dbd8240025.zip | |
tcp: MD5: Use MIB counter instead of warning for MD5 mismatch.
From a report by Matti Aarnio, and preliminary patch by Adam Langley.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/tcp_ipv4.c')
| -rw-r--r-- | net/ipv4/tcp_ipv4.c | 10 |
1 files changed, 2 insertions, 8 deletions
diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c index a2b06d0cc26b..b3875c0d83c7 100644 --- a/net/ipv4/tcp_ipv4.c +++ b/net/ipv4/tcp_ipv4.c @@ -1116,18 +1116,12 @@ static int tcp_v4_inbound_md5_hash(struct sock *sk, struct sk_buff *skb) return 0; if (hash_expected && !hash_location) { - LIMIT_NETDEBUG(KERN_INFO "MD5 Hash expected but NOT found " - "(" NIPQUAD_FMT ", %d)->(" NIPQUAD_FMT ", %d)\n", - NIPQUAD(iph->saddr), ntohs(th->source), - NIPQUAD(iph->daddr), ntohs(th->dest)); + NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_TCPMD5NOTFOUND); return 1; } if (!hash_expected && hash_location) { - LIMIT_NETDEBUG(KERN_INFO "MD5 Hash NOT expected but found " - "(" NIPQUAD_FMT ", %d)->(" NIPQUAD_FMT ", %d)\n", - NIPQUAD(iph->saddr), ntohs(th->source), - NIPQUAD(iph->daddr), ntohs(th->dest)); + NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_TCPMD5UNEXPECTED); return 1; } |