From e8adbea97beb1107a48b3f804143e11ebf6228bb Mon Sep 17 00:00:00 2001
From: Arne Fitzenreiter <arne_f@ipfire.org>
Date: Thu, 30 Jan 2020 13:13:46 +0100
Subject: [PATCH] general-functions.pl: Return unique list of nameservers

Signed-off-by: Arne Fitzenreiter <arne_f@ipfire.org>
---
 config/cfgroot/general-functions.pl | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/config/cfgroot/general-functions.pl b/config/cfgroot/general-functions.pl
index 448f4c6355..41a0eac2d4 100644
--- a/config/cfgroot/general-functions.pl
+++ b/config/cfgroot/general-functions.pl
@@ -29,6 +29,9 @@ $General::adminmanualurl = 'http://wiki.ipfire.org';
 
 require "${General::swroot}/network-functions.pl";
 
+# Function to remove duplicates from an array
+sub uniq { my %seen; grep !$seen{$_}++, @_ }
+
 #
 # log ("message") use default 'ipcop' tag
 # log ("tag","message") use your tag
@@ -1255,7 +1258,7 @@ sub get_nameservers () {
 	}
 
 	# Return the array.
-	return @nameservers;
+	return &uniq(@nameservers);
 }
 
 1;
-- 
2.39.2