From 9a15297a823443b19661211293bb79e7f42a44e3 Mon Sep 17 00:00:00 2001
From: Dylan Hardison <dylan@mozilla.com>
Date: Mon, 4 Jul 2016 17:36:58 -0400
Subject: Bug 1282606 - Fix TrackingFlags memory leak

---
 Bugzilla/Attachment.pm | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

(limited to 'Bugzilla/Attachment.pm')

diff --git a/Bugzilla/Attachment.pm b/Bugzilla/Attachment.pm
index 0cdec6bf0..3b4953f64 100644
--- a/Bugzilla/Attachment.pm
+++ b/Bugzilla/Attachment.pm
@@ -62,6 +62,7 @@ use Bugzilla::Hook;
 
 use File::Copy;
 use List::Util qw(max);
+use Scalar::Util qw(weaken);
 use Storable qw(dclone);
 
 use base qw(Bugzilla::Object);
@@ -157,8 +158,12 @@ the bug object to which the attachment is attached
 =cut
 
 sub bug {
+    my ($self) = @_;
     require Bugzilla::Bug;
-    return $_[0]->{bug} //= Bugzilla::Bug->new({ id => $_[0]->bug_id, cache => 1 });
+    return $self->{bug} if defined $self->{bug};
+    my $bug = $self->{bug} = Bugzilla::Bug->new({ id => $_[0]->bug_id, cache => 1 });
+    weaken($self->{bug});
+    return $bug;
 }
 
 =over
-- 
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