From: Christian Grothoff <christian@grothoff.org>
Date: Mon, 14 May 2012 19:15:04 +0000 (+0000)
Subject: -fix use after free on shutdown
X-Git-Tag: initial-import-from-subversion-38251~13493
X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=b633941315e126aed01437fb56bcc8dfb64908b1;p=oweals%2Fgnunet.git

-fix use after free on shutdown
---

diff --git a/src/transport/test_transport_api_restart_1peer.c b/src/transport/test_transport_api_restart_1peer.c
index b414805d8..d01d9e432 100644
--- a/src/transport/test_transport_api_restart_1peer.c
+++ b/src/transport/test_transport_api_restart_1peer.c
@@ -112,7 +112,9 @@ end ()
   th = NULL;
 
   GNUNET_TRANSPORT_TESTING_stop_peer (tth, p1);
+  p1 = NULL;
   GNUNET_TRANSPORT_TESTING_stop_peer (tth, p2);
+  p2 = NULL;
 }
 
 static void
@@ -338,11 +340,13 @@ notify_disconnect (void *cls, const struct GNUNET_PeerIdentity *peer)
 {
   struct PeerContext *p = cls;
 
-  if (0 == memcmp (peer, &p1->id, sizeof (struct GNUNET_PeerIdentity)))
+  if ( (NULL != p1) &&
+       (0 == memcmp (peer, &p1->id, sizeof (struct GNUNET_PeerIdentity))))
   {
     p1_connected = GNUNET_NO;
   }
-  if (0 == memcmp (peer, &p2->id, sizeof (struct GNUNET_PeerIdentity)))
+  if ( (NULL != p2) &&
+       (0 == memcmp (peer, &p2->id, sizeof (struct GNUNET_PeerIdentity))))
   {
     p2_connected = GNUNET_NO;
   }