1 files changed, 1 insertions, 1 deletions

diff --git a/attachment.cgi b/attachment.cgi
index fadbe8b97..df25b768d 100755
--- a/attachment.cgi
+++ b/attachment.cgi
@@ -397,7 +397,7 @@ sub validateData
       }
   }
 
-  return $data;
+  return $data || '';
 }
 
 my $filename;