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From:   George Guo <dongtai.guo@linux.dev>
To:     edumazet@google.com, davem@davemloft.net, dsahern@kernel.org,
        kuba@kernel.org, pabeni@redhat.com
Cc:     netdev@vger.kernel.org, linux-kernel@vger.kernel.org,
        George Guo <guodongtai@kylinos.cn>
Subject: [PATCH] tcp: fix secure_{tcp, tcpv6}_ts_off call parameter order mistake
Date:   Sat,  7 Oct 2023 17:23:37 +0800
Message-Id: <20231007092337.1540036-1-dongtai.guo@linux.dev>
MIME-Version: 1.0
Content-Transfer-Encoding: 8bit
Precedence: bulk

From: George Guo <guodongtai@kylinos.cn>

Fix secure_tcp_ts_off and secure_tcpv6_ts_off call parameter order mistake

Signed-off-by: George Guo <guodongtai@kylinos.cn>
---
 net/ipv4/syncookies.c | 4 ++--
 net/ipv4/tcp_ipv4.c   | 2 +-
 net/ipv6/syncookies.c | 4 ++--
 net/ipv6/tcp_ipv6.c   | 4 ++--
 4 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/net/ipv4/syncookies.c b/net/ipv4/syncookies.c
index dc478a0574cb..537f368a0b66 100644
--- a/net/ipv4/syncookies.c
+++ b/net/ipv4/syncookies.c
@@ -360,8 +360,8 @@ struct sock *cookie_v4_check(struct sock *sk, struct sk_buff *skb)
 
 	if (tcp_opt.saw_tstamp && tcp_opt.rcv_tsecr) {
 		tsoff = secure_tcp_ts_off(sock_net(sk),
-					  ip_hdr(skb)->daddr,
-					  ip_hdr(skb)->saddr);
+					  ip_hdr(skb)->saddr,
+					  ip_hdr(skb)->daddr);
 		tcp_opt.rcv_tsecr -= tsoff;
 	}
 
diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c
index 27140e5cdc06..3d6c9b286b5a 100644
--- a/net/ipv4/tcp_ipv4.c
+++ b/net/ipv4/tcp_ipv4.c
@@ -104,7 +104,7 @@ static u32 tcp_v4_init_seq(const struct sk_buff *skb)
 
 static u32 tcp_v4_init_ts_off(const struct net *net, const struct sk_buff *skb)
 {
-	return secure_tcp_ts_off(net, ip_hdr(skb)->daddr, ip_hdr(skb)->saddr);
+	return secure_tcp_ts_off(net, ip_hdr(skb)->saddr, ip_hdr(skb)->daddr);
 }
 
 int tcp_twsk_unique(struct sock *sk, struct sock *sktw, void *twp)
diff --git a/net/ipv6/syncookies.c b/net/ipv6/syncookies.c
index 5014aa663452..9af484a4d518 100644
--- a/net/ipv6/syncookies.c
+++ b/net/ipv6/syncookies.c
@@ -162,8 +162,8 @@ struct sock *cookie_v6_check(struct sock *sk, struct sk_buff *skb)
 
 	if (tcp_opt.saw_tstamp && tcp_opt.rcv_tsecr) {
 		tsoff = secure_tcpv6_ts_off(sock_net(sk),
-					    ipv6_hdr(skb)->daddr.s6_addr32,
-					    ipv6_hdr(skb)->saddr.s6_addr32);
+					    ipv6_hdr(skb)->saddr.s6_addr32,
+					    ipv6_hdr(skb)->daddr.s6_addr32);
 		tcp_opt.rcv_tsecr -= tsoff;
 	}
 
diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c
index 3a88545a265d..ce9cc4c43cf2 100644
--- a/net/ipv6/tcp_ipv6.c
+++ b/net/ipv6/tcp_ipv6.c
@@ -119,8 +119,8 @@ static u32 tcp_v6_init_seq(const struct sk_buff *skb)
 
 static u32 tcp_v6_init_ts_off(const struct net *net, const struct sk_buff *skb)
 {
-	return secure_tcpv6_ts_off(net, ipv6_hdr(skb)->daddr.s6_addr32,
-				   ipv6_hdr(skb)->saddr.s6_addr32);
+	return secure_tcpv6_ts_off(net, ipv6_hdr(skb)->saddr.s6_addr32,
+				   ipv6_hdr(skb)->daddr.s6_addr32);
 }
 
 static int tcp_v6_pre_connect(struct sock *sk, struct sockaddr *uaddr,
-- 
2.34.1