From: Maxim Zakharov <dp.maxime@gmail.com>
Date: Thu, 30 Jul 2015 01:58:36 +0000 (+1000)
Subject: daemonize: check setsid() return value
X-Git-Url: http://git.ozlabs.org/?a=commitdiff_plain;h=833549edba41e825f66ba17507c908bce8eea425;p=ccan

daemonize: check setsid() return value
---

diff --git a/ccan/daemonize/daemonize.c b/ccan/daemonize/daemonize.c
index d4a0420e..bd32ecbb 100644
--- a/ccan/daemonize/daemonize.c
+++ b/ccan/daemonize/daemonize.c
@@ -33,7 +33,8 @@ bool daemonize(void)
 	close(0);
 
 	/* Session leader so ^C doesn't whack us. */
-	setsid();
+	if (setsid() == (pid_t)-1)
+	        return false;
 	/* Move off any mount points we might be in. */
 	if (chdir("/") != 0)
 		return false;