From bbbdfc44dabceb41e2e5b9ce18695a37ef8a0288 Mon Sep 17 00:00:00 2001
From: Albert S <mail@quitesimple.org>
Date: Sun, 29 May 2022 19:25:53 +0200
Subject: [PATCH] exile.hpp: do_clone(): free stack memory

---
 exile.hpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/exile.hpp b/exile.hpp
index a2463de..03c9702 100644
--- a/exile.hpp
+++ b/exile.hpp
@@ -100,6 +100,7 @@ inline int do_clone(int (*clonefn)(void *), void *launcharg)
 	}
 	size_t size = rlimit.rlim_cur;
 	char *stack = (char *) calloc(1, size);
+	char *stackbegin = stack;
 	if(stack == NULL)
 	{
 		EXILE_LOG_ERROR("Failed to allocate stack memory for child\n");
@@ -110,6 +111,7 @@ inline int do_clone(int (*clonefn)(void *), void *launcharg)
 	ret = clone(clonefn, stack, 17 /* SIGCHLD */, launcharg);
 	int status = 0;
 	waitpid(ret, &status, __WALL);
+	free(stackbegin);
 	if(WIFEXITED(status))
 	{
 		return WEXITSTATUS(status);