Module: kamailio Branch: master Commit: d32f8f52198d04a90f53a221a1797faa1a0f39af URL: https://github.com/kamailio/kamailio/commit/d32f8f52198d04a90f53a221a1797fa… Author: Daniel-Constantin Mierla &lt;miconda(a)gmail.com&gt; Committer: Daniel-Constantin Mierla &lt;miconda(a)gmail.com&gt; Date: 2022-05-16T13:48:28+02:00 core: tcp main - check setsockopt() result for SO_LINGER --- Modified: src/core/tcp_main.c --- Diff: https://github.com/kamailio/kamailio/commit/d32f8f52198d04a90f53a221a1797fa… Patch: https://github.com/kamailio/kamailio/commit/d32f8f52198d04a90f53a221a1797fa… --- diff --git a/src/core/tcp_main.c b/src/core/tcp_main.c index b046d9a848..9edbe79a36 100644 --- a/src/core/tcp_main.c +++ b/src/core/tcp_main.c @@ -3199,8 +3199,7 @@ int tcp_init(struct socket_info* sock_info) inline static void tcpconn_close_main_fd(struct tcp_connection* tcpconn) { int fd; - - + fd=tcpconn->s; #ifdef USE_TLS if (tcpconn->type==PROTO_TLS || tcpconn->type==PROTO_WSS) @@ -3214,7 +3213,10 @@ inline static void tcpconn_close_main_fd(struct tcp_connection* tcpconn) .l_onoff = 1, /* non-zero value enables linger option in kernel */ .l_linger = 0, /* timeout interval in seconds */ }; - setsockopt(fd, SOL_SOCKET, SO_LINGER, &sl, sizeof(sl)); + if(setsockopt(fd, SOL_SOCKET, SO_LINGER, &sl, sizeof(sl))<0) { + LM_WARN("setsockopt SO_LINGER %d - %s\n", errno, + strerror(errno)); + } } if (unlikely(tcp_safe_close(fd)<0)) LM_ERR("(%p): %s close(%d) failed (flags 0x%x): %s (%d)\n", tcpconn,