diff options
author | Fernando Fernandez Mancera <ffmancera@riseup.net> | 2019-07-10 13:05:57 +0300 |
---|---|---|
committer | Pablo Neira Ayuso <pablo@netfilter.org> | 2019-07-16 14:17:01 +0300 |
commit | b83329fb473f29d34d85d642e3a3313bb2871fa9 (patch) | |
tree | 446974de0e1933d23c2b080b815a31b473b3f736 /net/netfilter/nf_synproxy_core.c | |
parent | f41828ee10b36644bb2b2bfa9dd1d02f55aa0516 (diff) | |
download | linux-b83329fb473f29d34d85d642e3a3313bb2871fa9.tar.xz |
netfilter: synproxy: fix erroneous tcp mss option
Now synproxy sends the mss value set by the user on client syn-ack packet
instead of the mss value that client announced.
Fixes: 48b1de4c110a ("netfilter: add SYNPROXY core/target")
Signed-off-by: Fernando Fernandez Mancera <ffmancera@riseup.net>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'net/netfilter/nf_synproxy_core.c')
-rw-r--r-- | net/netfilter/nf_synproxy_core.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/net/netfilter/nf_synproxy_core.c b/net/netfilter/nf_synproxy_core.c index b101f187eda8..09718e5a9e41 100644 --- a/net/netfilter/nf_synproxy_core.c +++ b/net/netfilter/nf_synproxy_core.c @@ -470,7 +470,7 @@ synproxy_send_client_synack(struct net *net, struct iphdr *iph, *niph; struct tcphdr *nth; unsigned int tcp_hdr_size; - u16 mss = opts->mss; + u16 mss = opts->mss_encode; iph = ip_hdr(skb); @@ -884,7 +884,7 @@ synproxy_send_client_synack_ipv6(struct net *net, struct ipv6hdr *iph, *niph; struct tcphdr *nth; unsigned int tcp_hdr_size; - u16 mss = opts->mss; + u16 mss = opts->mss_encode; iph = ipv6_hdr(skb); |