From ff52506b24572ac1ea110abf7505dc084932a2d4 Mon Sep 17 00:00:00 2001
From: Roberto Rosario <roberto.rosario.gonzalez@gmail.com>
Date: Tue, 14 Feb 2012 14:26:58 -0400
Subject: [PATCH] Plug a possible descriptor leak

---
 apps/document_signatures/models.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/apps/document_signatures/models.py b/apps/document_signatures/models.py
index e63b5a0396..970826e709 100644
--- a/apps/document_signatures/models.py
+++ b/apps/document_signatures/models.py
@@ -28,7 +28,9 @@ class DocumentVersionSignature(models.Model):
 
     def save(self, *args, **kwargs):
         if not self.pk:
-            self.has_embedded_signature = gpg.has_embedded_signature(self.document_version.open(raw=True))
+            descriptor = self.document_version.open(raw=True)
+            self.has_embedded_signature = gpg.has_embedded_signature(descriptor)
+            descriptor.close()
         super(DocumentVersionSignature, self).save(*args, **kwargs)
 
     class Meta: