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From: Marc Haber <mh+debian-packages@zugschlus.de>
Date: Sun, 1 Jun 2025 16:01:23 +0200
Subject: resolve: properly initialize @result
Forwarded: https://github.com/MaxKellermann/ferm/issues/105
---
src/ferm | 5 +----
1 file changed, 1 insertion(+), 4 deletions(-)
diff --git a/src/ferm b/src/ferm
index dc29ef0..72f0bf4 100755
--- a/src/ferm
+++ b/src/ferm
@@ -1320,7 +1320,7 @@ sub resolve($@) {
$type = ($domain eq 'ip6') ? 'AAAA' : 'A'
unless $type;
- my @result;
+ my @result = ();
foreach my $hostname (@names) {
my $numeric_type = identify_numeric_address($hostname);
if (defined $numeric_type) {
@@ -1360,9 +1360,6 @@ sub resolve($@) {
@result = resolve($domain, \@result, undef)
if $type eq 'NS' or $type eq 'MX';
- # if there are no records, return an empty array instead of "undefined"
- return [] unless length @result;
-
return @result;
}
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