From 3f431076761958a67b83264fcac5fe8a12654166 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=C3=96rjan=20Fors?= <orion@29k.org>
Date: Thu, 7 Sep 2017 09:39:12 +0200
Subject: [PATCH] Check error when reading the dnsmasq lease status

---
 kvm.go | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/kvm.go b/kvm.go
index 1e6c89156e7..e5cf5dafba7 100644
--- a/kvm.go
+++ b/kvm.go
@@ -633,6 +633,10 @@ func (d *Driver) getIPByMacFromSettings(mac string) (string, error) {
 	}
 	statusFile := fmt.Sprintf(dnsmasqStatus, bridge_name)
 	data, err := ioutil.ReadFile(statusFile)
+	if err != nil {
+		log.Warnf("Failed to read dnsmasq lease status: %s", err)
+		return "", err
+	}
 	type Lease struct {
 		Ip_address  string `json:"ip-address"`
 		Mac_address string `json:"mac-address"`