From 7db2fd300f581b4e17e0e15f507130d9f60acc02 Mon Sep 17 00:00:00 2001
From: remleduff <aaron@assonance.org>
Date: Thu, 16 Jul 2015 17:35:23 -0400
Subject: [PATCH] Prevent double-destroy of queue in __dealloc__

If the user calls unbind, the queue is destroyed.

When the GC then runs again the queue is destroyed incorrectly in __dealloc__
---
 netfilterqueue.pyx | 1 +
 1 file changed, 1 insertion(+)

diff --git a/netfilterqueue.pyx b/netfilterqueue.pyx
index fa9e963..756654a 100644
--- a/netfilterqueue.pyx
+++ b/netfilterqueue.pyx
@@ -170,6 +170,7 @@ cdef class NetfilterQueue:
         """Destroy the queue."""
         if self.qh != NULL:
             nfq_destroy_queue(self.qh)
+        self.qh = NULL
         # See warning about nfq_unbind_pf in __dealloc__ above.
         
     def run(self):