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| author | Eric Dumazet <edumazet@google.com> | 2024-04-07 09:33:21 +0000 |
|---|---|---|
| committer | Paolo Abeni <pabeni@redhat.com> | 2024-04-09 11:47:40 +0200 |
| commit | b9e810405880c99baafd550ada7043e86465396e (patch) | |
| tree | 566cd8d08635f68c3445deb14a04d51e66a1e9cd /net/ipv4/tcp_input.c | |
| parent | 1c25fe9a044d5334153a3585754b26553f8287b9 (diff) | |
| download | linux-b9e810405880c99baafd550ada7043e86465396e.tar.gz linux-b9e810405880c99baafd550ada7043e86465396e.tar.bz2 linux-b9e810405880c99baafd550ada7043e86465396e.zip | |
tcp: propagate tcp_tw_isn via an extra parameter to ->route_req()
tcp_v6_init_req() reads TCP_SKB_CB(skb)->tcp_tw_isn to find
out if the request socket is created by a SYN hitting a TIMEWAIT socket.
This has been buggy for a decade, lets directly pass the information
from tcp_conn_request().
This is a preparatory patch to make the following one easier to review.
Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
Diffstat (limited to 'net/ipv4/tcp_input.c')
| -rw-r--r-- | net/ipv4/tcp_input.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c index 1f28a2561795..48c275e6ef02 100644 --- a/net/ipv4/tcp_input.c +++ b/net/ipv4/tcp_input.c @@ -7160,7 +7160,7 @@ int tcp_conn_request(struct request_sock_ops *rsk_ops, /* Note: tcp_v6_init_req() might override ir_iif for link locals */ inet_rsk(req)->ir_iif = inet_request_bound_dev_if(sk, skb); - dst = af_ops->route_req(sk, skb, &fl, req); + dst = af_ops->route_req(sk, skb, &fl, req, isn); if (!dst) goto drop_and_free; |