From c060c55bd62a18f5563cc30c894d07b0ec1be497 Mon Sep 17 00:00:00 2001
From: Jan Macku <jamacku@redhat.com>
Date: Mon, 19 Aug 2019 10:26:18 +0200
Subject: ifup-eth: Check that device name is set

---
 network-scripts/ifup-eth | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/network-scripts/ifup-eth b/network-scripts/ifup-eth
index 95db3e60..9448eae7 100755
--- a/network-scripts/ifup-eth
+++ b/network-scripts/ifup-eth
@@ -112,6 +112,11 @@ if [ -n "${TEAM_CONFIG}" ] && [ ! "${DEVICETYPE}" = "Team" ] && [ -x ./ifup-Team
     ./ifup-Team ${CONFIG} $2
 fi
 
+if [ -z "${REALDEVICE}" ]; then
+  net_log $"Device name does not seem to be present."
+  exit 1
+fi
+
 # now check the real state
 is_available_wait ${REALDEVICE} ${DEVTIMEOUT} || {
     if [ -n "$alias" ]; then
-- 
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