qualify warn; sort_by is not a required search parameter

Signed-off-by: Galen Charlton <galen.charlton@liblime.com>

diff --git a/C4/Search.pm b/C4/Search.pm
index 2646bcc..e965682 100644 (file)
--- a/C4/Search.pm
+++ b/C4/Search.pm
@@ -427,7 +427,7 @@ sub getRecords {
                 $sort_by .= "1=4 >i ";
             }
             else {
-                warn "Ignoring unrecognized sort '$sort' requested";
+                warn "Ignoring unrecognized sort '$sort' requested" if $sort_by;
             }
         }
         if ($sort_by) {