From: Philipp Tölke <toelke@in.tum.de>
Date: Wed, 10 Aug 2011 07:56:17 +0000 (+0000)
Subject: prevent double free
X-Git-Tag: initial-import-from-subversion-38251~17413
X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=5c98b8ab91562ff5eacb9919f4de28fce4a76ec3;p=oweals%2Fgnunet.git

prevent double free
---

diff --git a/src/vpn/gnunet-service-dns.c b/src/vpn/gnunet-service-dns.c
index eb085cc09..351e6671a 100644
--- a/src/vpn/gnunet-service-dns.c
+++ b/src/vpn/gnunet-service-dns.c
@@ -459,6 +459,7 @@ receive_mesh_answer (void *cls __attribute__((unused)),
   memcpy (dpkt->data, query_states[dns->s.id].name,
           query_states[dns->s.id].namelen);
   GNUNET_free (query_states[dns->s.id].name);
+  query_states[dns->s.id].name = NULL;
 
   struct dns_query_line *dque =
     (struct dns_query_line *) (dpkt->data +