Merge pull request #8598 from afbjorklund/modprobe-br_netfilter

Don't verify nf_conntrack for br_netfilter

pkg/minikube/cruntime/cruntime.go

@@ -208,7 +208,7 @@ func disableOthers(me Manager, cr CommandRunner) error {
 // enableIPForwarding configures IP forwarding, which is handled normally by Docker
 // Context: https://github.com/kubernetes/kubeadm/issues/1062
 func enableIPForwarding(cr CommandRunner) error {
-	c := exec.Command("sudo", "sysctl", "net.netfilter.nf_conntrack_count")
+	c := exec.Command("sudo", "sysctl", "net.bridge.bridge-nf-call-iptables")
 	if rr, err := cr.RunCmd(c); err != nil {
 		glog.Infof("couldn't verify netfilter by %q which might be okay. error: %v", rr.Command(), err)
 		c = exec.Command("sudo", "modprobe", "br_netfilter")