From 67cd78c297f28d413ecdd6d05827b7c35d023dfa Mon Sep 17 00:00:00 2001
From: Joey Schulze <joey@infodrom.org>
Date: Sun, 8 Sep 2019 21:25:59 +0200
Subject: [PATCH] Prevent warning

---
 src/InfoCon/buch/infocon | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/InfoCon/buch/infocon b/src/InfoCon/buch/infocon
index 931fdc7..8fe4c52 100755
--- a/src/InfoCon/buch/infocon
+++ b/src/InfoCon/buch/infocon
@@ -200,7 +200,7 @@ sub sales_list
 	$where .= sprintf("description ILIKE '%%%s%%'", $opt_grep);
     }
 
-    if ($where !~ /visible/) {
+    if (defined $where && $where !~ /visible/) {
 	$where .= " AND " if $where;
 	$where .= "visible = 1";
     }
-- 
2.20.1