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fix memory leak caused by switch to vfork

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This commit is contained in:
Russ Dill 2004-05-19 07:45:47 +00:00
parent 21d7d61de1
commit 57f49d3185
1 changed files with 4 additions and 3 deletions
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7
networking/udhcp/script.c
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@ -206,21 +206,22 @@ static char **fill_envp(struct dhcpMessage *packet)
void run_script(struct dhcpMessage *packet, const char *name) void run_script(struct dhcpMessage *packet, const char *name)
{ {
int pid; int pid;
char **envp; char **envp, **curr;
if (client_config.script == NULL) if (client_config.script == NULL)
return; return;
DEBUG(LOG_INFO, "vforking and execle'ing %s", client_config.script); DEBUG(LOG_INFO, "vforking and execle'ing %s", client_config.script);
envp = fill_envp(packet);
/* call script */ /* call script */
pid = vfork(); pid = vfork();
if (pid) { if (pid) {
waitpid(pid, NULL, 0); waitpid(pid, NULL, 0);
for (curr = envp; *curr; curr++) free(*curr);
free(envp);
return; return;
} else if (pid == 0) { } else if (pid == 0) {
envp = fill_envp(packet);
/* close fd's? */ /* close fd's? */
/* exec script */ /* exec script */