From 43fba6e04dec8df46c4f1fc9fd809158cec295a8 Mon Sep 17 00:00:00 2001
From: James Tucker <james@tailscale.com>
Date: Fri, 8 Mar 2024 15:35:13 -0800
Subject: [PATCH] util/linuxfw: correct logical error in NAT table check
 (#11380)

Updates #11344
Updates #11354

Signed-off-by: James Tucker <james@tailscale.com>
---
 util/linuxfw/iptables_runner.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/util/linuxfw/iptables_runner.go b/util/linuxfw/iptables_runner.go
index c5d915cb7..117a4fb92 100644
--- a/util/linuxfw/iptables_runner.go
+++ b/util/linuxfw/iptables_runner.go
@@ -90,7 +90,7 @@ func checkSupportsV6NAT(ipt *iptables.IPTables, logf logger.Logf) bool {
 	if ipt == nil || ipt.Proto() != iptables.ProtocolIPv6 {
 		return false
 	}
-	natListErr, _ := ipt.ListChains("nat")
+	_, natListErr := ipt.ListChains("nat")
 	if natListErr == nil {
 		return true
 	}