Delete xfrm rules also for IPv6

Signed-off-by: Yossi Boaron <[email protected]>

Author: yboaron

pkg/routeagent_driver/cabledriver/xfrm_cleanup_handler.go

@@ -21,6 +21,7 @@ package cabledriver
 import (
 	"github.com/submariner-io/submariner/pkg/event"
 	"github.com/submariner-io/submariner/pkg/netlink"
+	utilerrors "k8s.io/apimachinery/pkg/util/errors"
 	k8snet "k8s.io/utils/net"
 )
 
@@ -43,5 +44,8 @@ func (h *xrfmCleanup) GetNetworkPlugins() []string {
 func (h *xrfmCleanup) TransitionToNonGateway() error {
 	logger.Info("Transitioned to non-Gateway, cleaning up the IPsec xfrm rules")
 
-	return netlink.DeleteXfrmRules(k8snet.IPv4) //nolint:wrapcheck  // No need to wrap this error
+	errv6 := netlink.DeleteXfrmRules(k8snet.IPv6)
+	errv4 := netlink.DeleteXfrmRules(k8snet.IPv4)
+
+	return utilerrors.NewAggregate([]error{errv6, errv4})
 }