From: Max Kanat-Alexander <mkanat@bugzilla.org>
Date: Tue, 28 Sep 2010 03:27:16 +0000 (-0700)
Subject: Bug 597772: Make add_see_also check for undef input
X-Git-Tag: bugzilla-4.1.1~260
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=4e36bf4d55c01c35c1e62fc1e347d49d6c0326c3;p=thirdparty%2Fbugzilla.git

Bug 597772: Make add_see_also check for undef input
r=timello, a=mkanat
---

diff --git a/Bugzilla/Bug.pm b/Bugzilla/Bug.pm
index ea84fddf5e..1e2b78c9aa 100644
--- a/Bugzilla/Bug.pm
+++ b/Bugzilla/Bug.pm
@@ -2795,6 +2795,11 @@ sub add_see_also {
     my ($self, $input, $skip_recursion) = @_;
     $input = trim($input);
 
+    if (!$input) {
+        ThrowCodeError('param_required', 
+                       { function => 'add_see_also', param => '$input' });
+    }
+
     # If a bug id/alias has been taken, then treat it
     # as a link to the local Bugzilla.
     my $local_bug_uri = correct_urlbase() . "show_bug.cgi?id=";