From 4c55167314bfb1fb27b67c3ed3a0c4937cc82270 Mon Sep 17 00:00:00 2001
From: Mercier Pierre-Olivier <nemunaire@acu.epita.fr>
Date: Fri, 18 Oct 2013 18:33:34 +0200
Subject: [PATCH] hooks/subjects: Fix concatenation error

---
 hooks/subjects.pl | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/hooks/subjects.pl b/hooks/subjects.pl
index 34411d0..f02c04e 100755
--- a/hooks/subjects.pl
+++ b/hooks/subjects.pl
@@ -596,7 +596,7 @@ sub tag_tests
     $project_id = lc $project_id;
     $project_id =~ s/[^a-z0-9-_]/_/g;
 
-    my $rendu = $_[2];
+    my $rendu = $_[2] // "";
 
     my $year;
     if ($_[3])