From: Roy Marples <roy@marples.name>
Date: Fri, 31 Mar 2017 11:04:09 +0000 (+0100)
Subject: Call posix_spawnattr_destroy after calling posix_spawn so that
X-Git-Tag: v7.0.0-beta1~4
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=4069fb6f14e2904a86c7ebdbeee87e0b50342230;p=thirdparty%2Fdhcpcd.git

Call posix_spawnattr_destroy after calling posix_spawn so that
any memory allocated by posix_spawnattr_init is reclaimed.

Fixes a memory leak on FreeBSD and OpenBSD.
---

diff --git a/src/script.c b/src/script.c
index dcac0d4b..d5fd43e6 100644
--- a/src/script.c
+++ b/src/script.c
@@ -110,6 +110,7 @@ exec_script(const struct dhcpcd_ctx *ctx, char *const *argv, char *const *env)
 #endif
 	errno = 0;
 	r = posix_spawn(&pid, argv[0], NULL, &attr, argv, env);
+	posix_spawnattr_destroy(&attr);
 	if (r) {
 		errno = r;
 		return -1;