print_api_result: fix test for undefined $result_schema

diff --git a/src/PVE/CLIFormatter.pm b/src/PVE/CLIFormatter.pm
index 411da5ddd3cce6989b407aacd3e4cab954710564..dfc3679ad0a9330d1fc17d954cdeca432b934300 100644 (file)
--- a/src/PVE/CLIFormatter.pm
+++ b/src/PVE/CLIFormatter.pm
@@ -409,7 +409,7 @@ sub print_api_result {
 
     my $format = $options->{'output-format'} // 'text';
 
-    if (!$result_schema) {
+    if ($result_schema) {
        return if $result_schema->{type} eq 'null';
     } else {
        my $type = $guess_type->($data);