From: Kay Sievers <kay@vrfy.org>
Date: Thu, 2 Jan 2014 04:16:14 +0000 (+0100)
Subject: networkd: fix NULL pointer deref
X-Git-Tag: v209~580
X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=commitdiff_plain;h=be9326ca1d207e1df6a033c593393ebbbc433148;p=elogind.git

networkd: fix NULL pointer deref
---

diff --git a/src/network/networkd-link.c b/src/network/networkd-link.c
index e421dd499..c0ca5f2d0 100644
--- a/src/network/networkd-link.c
+++ b/src/network/networkd-link.c
@@ -633,7 +633,7 @@ int link_update(Link *link, sd_rtnl_message *m) {
         } else if (!(link->flags & IFF_LOWER_UP) && flags & IFF_LOWER_UP) {
                 log_info("Interface '%s' is connected", link->ifname);
 
-                if (link->network->dhcp) {
+                if (link->network && link->network->dhcp) {
                         r = link_acquire_conf(link);
                         if (r < 0) {
                                 link_enter_failed(link);