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authorEric Dumazet <edumazet@google.com>2015-09-25 17:39:23 +0300
committerDavid S. Miller <davem@davemloft.net>2015-09-25 23:00:39 +0300
commitea3bea3a1d38aab1542176b2ff11a99ce3db9656 (patch)
treeb7677994bf337d8295284c496def5f99066f13a2 /net/ipv4/tcp_output.c
parent802885fc0400d0166a6b65d1844b61696aecbb10 (diff)
downloadlinux-ea3bea3a1d38aab1542176b2ff11a99ce3db9656.tar.xz
tcp/dccp: constify rtx_synack() and friends
This is done to make sure we do not change listener socket while sending SYNACK packets while socket lock is not held. Signed-off-by: Eric Dumazet <edumazet@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/tcp_output.c')
-rw-r--r--net/ipv4/tcp_output.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c
index 9eb67a8933f1..53ce6cf55598 100644
--- a/net/ipv4/tcp_output.c
+++ b/net/ipv4/tcp_output.c
@@ -3502,7 +3502,7 @@ void tcp_send_probe0(struct sock *sk)
TCP_RTO_MAX);
}
-int tcp_rtx_synack(struct sock *sk, struct request_sock *req)
+int tcp_rtx_synack(const struct sock *sk, struct request_sock *req)
{
const struct tcp_request_sock_ops *af_ops = tcp_rsk(req)->af_specific;
struct flowi fl;