Fix IPv6 detection (#1355)

Signed-off-by: Ondrej Fabry <[email protected]>
ligato · May 27, 2019 · aac8a20 · aac8a20
1 parent d023854
commit aac8a20
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/plugins/linux/ifplugin/descriptor/interface.go b/plugins/linux/ifplugin/descriptor/interface.go
@@ -363,7 +363,7 @@ func (d *InterfaceDescriptor) Create(key string, linuxIf *interfaces.Interface)
 	for _, ipAddress := range ipAddresses {
 		// Make sure sysctl "disable_ipv6" is 0 if we are about to add
 		// an IPv6 address to the interface
-		if !hasEnabledIPv6 && ipAddress.IP.To16() != nil {
+		if !hasEnabledIPv6 && ipAddress.IP != nil && ipAddress.IP.To4() == nil {
 			// Enabled IPv6 for loopback "lo" and the interface
 			// being configured
 			for _, iface := range [2]string{"lo", hostName} {