From 57f49d318552b093def4ecd2287d02b30f6d238b Mon Sep 17 00:00:00 2001
From: Russ Dill <Russ.Dill@asu.edu>
Date: Wed, 19 May 2004 07:45:47 +0000
Subject: fix memory leak caused by switch to vfork

---
 networking/udhcp/script.c | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

(limited to 'networking/udhcp')

diff --git a/networking/udhcp/script.c b/networking/udhcp/script.c
index e0a8dad53..820fbb064 100644
--- a/networking/udhcp/script.c
+++ b/networking/udhcp/script.c
@@ -206,21 +206,22 @@ static char **fill_envp(struct dhcpMessage *packet)
 void run_script(struct dhcpMessage *packet, const char *name)
 {
 	int pid;
-	char **envp;
+	char **envp, **curr;
 
 	if (client_config.script == NULL)
 		return;
 
 	DEBUG(LOG_INFO, "vforking and execle'ing %s", client_config.script);
 
+	envp = fill_envp(packet);
 	/* call script */
 	pid = vfork();
 	if (pid) {
 		waitpid(pid, NULL, 0);
+		for (curr = envp; *curr; curr++) free(*curr);
+		free(envp);
 		return;
 	} else if (pid == 0) {
-		envp = fill_envp(packet);
-
 		/* close fd's? */
 
 		/* exec script */
-- 
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