net/tcp: ignore a RST control message in syn-send state

Ignore a RST control message in syn-send state Signed-off-by: wenquan1 <wenquan1@xiaomi.com>
2026-05-23 23:28:29 +08:00 · 2025-09-04 20:57:29 +08:00
parent 12de7e6dd5
commit b09b5dfc9c
1 changed files with 4 additions and 0 deletions
@@ -775,6 +775,10 @@ static void tcp_input(FAR struct net_driver_s *dev, uint8_t domain,
                  goto reset;
                }
            }
+          else if ((tcp->flags & TCP_RST) != 0)
+            {
+              goto drop;
+            }
        }

      /* RFC793, 1) page 37 Reset Processing: "In all states except