From: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Date: Mon, 22 Aug 2011 15:14:43 +0000 (-0400)
Subject: Set SOCK_CLOEXEC on socket connected to
X-Git-Tag: v1.9.1~285
X-Git-Url: https://git.lttng.org./?a=commitdiff_plain;h=204d45df751cfc84133317c88bc6c46e0de12b52;p=lttng-ust.git

Set SOCK_CLOEXEC on socket connected to

Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
---

diff --git a/liblttng-sessiond-comm/lttng-sessiond-comm.c b/liblttng-sessiond-comm/lttng-sessiond-comm.c
index e370fcd3..53e7462b 100644
--- a/liblttng-sessiond-comm/lttng-sessiond-comm.c
+++ b/liblttng-sessiond-comm/lttng-sessiond-comm.c
@@ -117,7 +117,11 @@ int lttcomm_connect_unix_sock(const char *pathname)
 	int fd;
 	int ret;
 
-	fd = socket(PF_UNIX, SOCK_STREAM, 0);
+	/*
+	 * libust threads require the close-on-exec flag for all
+	 * resources so it does not leak file descriptors upon exec.
+	 */
+	fd = socket(PF_UNIX, SOCK_STREAM | SOCK_CLOEXEC, 0);
 	if (fd < 0) {
 		perror("socket");
 		ret = fd;