From 2bfd1aae4c943a3ee8e3e33041c43907aa8025de Mon Sep 17 00:00:00 2001
From: Oliver Herms <oliver.herms@exaring.de>
Date: Thu, 31 Jan 2019 00:13:04 +0100
Subject: [PATCH] Fix nil pointer
---
protocols/isis/server/device.go | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/protocols/isis/server/device.go b/protocols/isis/server/device.go
index 45a4bab2..77dafda8 100644
--- a/protocols/isis/server/device.go
+++ b/protocols/isis/server/device.go
@@ -70,6 +70,12 @@ func (d *dev) DeviceUpdate(phy *device.Device) {
d.phyMu.Lock()
defer d.phyMu.Unlock()
+ if d.sys == nil {
+ d.sys = &bioSys{
+ device: phy,
+ }
+ }
+
d.phy = phy
if d.phy.OperState == device.IfOperUp {
err := d.enable()
--
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