From 48b52ae645d60974a79aa874877612a682474d86 Mon Sep 17 00:00:00 2001
From: Phil <80522768+Nasty07@users.noreply.github.com>
Date: Wed, 18 Jan 2023 19:44:29 +0200
Subject: [PATCH] strdup() mem leak fix (#33)

* Mem leak fix

Memleak fix for strdup()

* Typo fix

forgot ;
---
 src/xdpfw.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/xdpfw.c b/src/xdpfw.c
index 149a8a5..c0b6f8e 100644
--- a/src/xdpfw.c
+++ b/src/xdpfw.c
@@ -512,6 +512,10 @@ int main(int argc, char *argv[])
         // Check for auto-update.
         if (cfg.updatetime > 0 && (curTime - lastupdated) > cfg.updatetime)
         {
+            // Memleak fix for strdup() in updateconfig()
+            // Before updating it again, we need to free the old return value
+            free(cfg.interface);
+
             // Update config.
             updateconfig(&cfg, cmd.cfgfile);