From 7c826bc8164d3864e6537f246edd521a7c80d187 Mon Sep 17 00:00:00 2001
From: Owen Leonard <oleonard@myacpl.org>
Date: Fri, 7 May 2010 13:31:37 -0400
Subject: [PATCH] Fix for Bug 3666, Overriding renewal limit means negative
 count in OPAC

Setting "renewalsleft" variable to zero if it comes out negative.

Signed-off-by: Galen Charlton <gmcharlt@gmail.com>
---
 C4/Circulation.pm | 1 +
 1 file changed, 1 insertion(+)

diff --git a/C4/Circulation.pm b/C4/Circulation.pm
index bceee8ba30..395494fb32 100644
--- a/C4/Circulation.pm
+++ b/C4/Circulation.pm
@@ -2242,6 +2242,7 @@ sub GetRenewCount {
     
     $renewsallowed = $issuingrule->{'renewalsallowed'};
     $renewsleft    = $renewsallowed - $renewcount;
+    if($renewsleft < 0){ $renewsleft = 0; }
     return ( $renewcount, $renewsallowed, $renewsleft );
 }
 
-- 
2.20.1