Item13963: Correct possible undefined error in Form.pm

Issue found / fixed by VadimBelman `
foswiki · Nov 9, 2016 · 6afb147 · 6afb147
1 parent 34b820d
commit 6afb147
Showing 1 changed file with 5 additions and 2 deletions.
diff --git a/core/lib/Foswiki/Form.pm b/core/lib/Foswiki/Form.pm
@@ -672,8 +672,11 @@ define the field.
 
 sub getField {
     my ( $this, $name ) = @_;
-    foreach my $fieldDef ( @{ $this->{fields} } ) {
-        return $fieldDef if ( $fieldDef->{name} && $fieldDef->{name} eq $name );
+    if ( defined $this->{fields} ) {
+        foreach my $fieldDef ( @{ $this->{fields} } ) {
+            return $fieldDef
+              if ( $fieldDef->{name} && $fieldDef->{name} eq $name );
+        }
     }
     return;
 }