HashId: do not notify when deleting an undef value (Debian #876967)

Thanks to Thomas Schmitt for the report
dod38fr · Oct 12, 2017 · 9237f0f · 9237f0f
1 parent 142d479
commit 9237f0f
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/lib/Config/Model/AnyId.pm b/lib/Config/Model/AnyId.pm
@@ -949,7 +949,8 @@ sub delete {
 
     delete $self->{warning_hash}{$idx};
     my $ret = $self->_delete($idx);
-    $self->notify_change( note => "deleted entry $idx" );
+    # notification is not needed if the value was already delete or missing
+    $self->notify_change( note => "deleted entry $idx" ) if defined $ret;
     return $ret;
 }