From 06e11b481b81d131d5e755d4adf287079d8753bd Mon Sep 17 00:00:00 2001
From: Tobias Brunner <tobias@strongswan.org>
Date: Fri, 25 Jun 2021 13:51:44 +0200
Subject: [PATCH] kernel-netlink: Fix theoretical memory leak when parsing
 routes

This currently can't happen as the kernel always puts RTA_TABLE as first
attribute in RTM_NEWROUTE messages.
---
 src/libcharon/plugins/kernel_netlink/kernel_netlink_net.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/libcharon/plugins/kernel_netlink/kernel_netlink_net.c b/src/libcharon/plugins/kernel_netlink/kernel_netlink_net.c
index 278ea647b..a25b7840c 100644
--- a/src/libcharon/plugins/kernel_netlink/kernel_netlink_net.c
+++ b/src/libcharon/plugins/kernel_netlink/kernel_netlink_net.c
@@ -1372,6 +1372,7 @@ static void process_route(private_kernel_netlink_net_t *this,
 				if (RTA_PAYLOAD(rta) == sizeof(uint32_t) &&
 					this->routing_table == *(uint32_t*)RTA_DATA(rta))
 				{
+					DESTROY_IF(host);
 					return;
 				}
 				break;