From: Lennart Poettering <lennart@poettering.net>
Date: Fri, 10 Jun 2016 21:26:24 +0000 (+0200)
Subject: networkd: fix bad memory access for routes that are note attached to a link yet ... 
X-Git-Tag: v231~183
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=e373507d2570fe474a09fd6e3836ead32dca912f;p=thirdparty%2Fsystemd.git

networkd: fix bad memory access for routes that are note attached to a link yet (#3499)

Corrects: 1b566071

Also see: https://github.com/systemd/systemd/pull/3478#issuecomment-225008542
---

diff --git a/src/network/networkd-route.c b/src/network/networkd-route.c
index 6359f967a28..52037f9c6d1 100644
--- a/src/network/networkd-route.c
+++ b/src/network/networkd-route.c
@@ -492,7 +492,7 @@ int route_configure(
         assert(route->family == AF_INET || route->family == AF_INET6);
 
         if (route_get(link, route->family, &route->dst, route->dst_prefixlen, route->tos, route->priority, route->table, NULL) <= 0 &&
-            set_size(route->link->routes) >= ROUTES_PER_LINK_MAX)
+            set_size(link->routes) >= ROUTES_PER_LINK_MAX)
                 return -E2BIG;
 
         r = sd_rtnl_message_new_route(link->manager->rtnl, &req,