From 0771ca34fc242b63961caabd6ca4c9e45172c919 Mon Sep 17 00:00:00 2001
From: Darren Shepherd <darren@rancher.com>
Date: Fri, 5 Oct 2018 21:18:43 -0700
Subject: [PATCH] If you can't set hashsize on nf_conntrack don't fail

---
 cmd/kube-proxy/app/conntrack.go | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/cmd/kube-proxy/app/conntrack.go b/cmd/kube-proxy/app/conntrack.go
index ad9e0e52b7..70c2f96578 100644
--- a/cmd/kube-proxy/app/conntrack.go
+++ b/cmd/kube-proxy/app/conntrack.go
@@ -81,7 +81,10 @@ func (rct realConntracker) SetMax(max int) error {
 	}
 	// TODO: generify this and sysctl to a new sysfs.WriteInt()
 	klog.Infof("Setting conntrack hashsize to %d", max/4)
-	return writeIntStringFile("/sys/module/nf_conntrack/parameters/hashsize", max/4)
+	if err := writeIntStringFile("/sys/module/nf_conntrack/parameters/hashsize", max/4); err != nil {
+		klog.Errorf("failed to set conntrack hashsize to %d: %v", max/4, err)
+	}
+	return nil
 }
 
 func (rct realConntracker) SetTCPEstablishedTimeout(seconds int) error {