From 6ba9f47c94df4a6ec8282238edca22c8d767a171 Mon Sep 17 00:00:00 2001
From: Thomas Haller <thaller@redhat.com>
Date: Tue, 4 Dec 2018 13:13:33 +0100
Subject: [PATCH] core: avoid calling platform code with invalid ifindex (2)

Fixes: 945c904f956580616f0d71b13c63f525c184060c
---
 src/devices/nm-device.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/devices/nm-device.c b/src/devices/nm-device.c
index 3e48f2005a..6af0cf8889 100644
--- a/src/devices/nm-device.c
+++ b/src/devices/nm-device.c
@@ -3641,6 +3641,8 @@ device_link_changed (NMDevice *self)
 	priv->device_link_changed_id = 0;
 
 	ifindex = nm_device_get_ifindex (self);
+	if (ifindex <= 0)
+		return G_SOURCE_REMOVE;
 	pllink = nm_platform_link_get (nm_device_get_platform (self), ifindex);
 	if (!pllink)
 		return G_SOURCE_REMOVE;