tcp: rstreason: let it work finally in tcp_send_active_reset()

JasonXing · davem330 · commit ba0ca286c919 · 2024-08-07T10:24:46.000+01:00
Now it's time to let it work by using the 'reason' parameter in
the trace world :)

Signed-off-by: Jason Xing &lt;kernelxing@tencent.com&gt;
Reviewed-by: Eric Dumazet &lt;edumazet@google.com&gt;
Signed-off-by: David S. Miller &lt;davem@davemloft.net&gt;
diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c
@@ -3649,7 +3649,7 @@ void tcp_send_active_reset(struct sock *sk, gfp_t priority,
 	/* skb of trace_tcp_send_reset() keeps the skb that caused RST,
 	 * skb here is different to the troublesome skb, so use NULL
 	 */
-	trace_tcp_send_reset(sk, NULL, SK_RST_REASON_NOT_SPECIFIED);
+	trace_tcp_send_reset(sk, NULL, reason);
 }
 
 /* Send a crossed SYN-ACK during socket establishment.

Original file line number	Diff line number	Diff line change
`@@ -3649,7 +3649,7 @@ void tcp_send_active_reset(struct sock *sk, gfp_t priority,`
`3649`	`3649`	`/* skb of trace_tcp_send_reset() keeps the skb that caused RST,`
`3650`	`3650`	`* skb here is different to the troublesome skb, so use NULL`
`3651`	`3651`	`*/`
`3652`		`- trace_tcp_send_reset(sk, NULL, SK_RST_REASON_NOT_SPECIFIED);`
	`3652`	`+ trace_tcp_send_reset(sk, NULL, reason);`
`3653`	`3653`	`}`
`3654`	`3654`
`3655`	`3655`	`/* Send a crossed SYN-ACK during socket establishment.`