From: Michael Tremer <michael.tremer@ipfire.org>
Date: Mon, 13 Jan 2020 19:44:55 +0000 (+0100)
Subject: dns.cgi: Fix check for undefined variable
X-Git-Tag: v2.25-core141~70^2~9
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=a25dcda295b45ca6e5789c01c7b78f639d188bb3;p=ipfire-2.x.git

dns.cgi: Fix check for undefined variable

This was positive when zero was returned.

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>
---

diff --git a/html/cgi-bin/dns.cgi b/html/cgi-bin/dns.cgi
index a16d6971db..ff228422bc 100755
--- a/html/cgi-bin/dns.cgi
+++ b/html/cgi-bin/dns.cgi
@@ -553,7 +553,7 @@ END
 					$status = &check_nameserver("$nameserver", "ping.ipfire.org", "$settings{'PROTO'}", "$tls_hostname");
 				}
 
-				if (!$status) {
+				if (!defined $status) {
 					$status_short = "$Lang::tr{'disabled'}";
 
 				# DNSSEC Not supported