From: Philipp Tölke <toelke@in.tum.de>
Date: Wed, 17 Nov 2010 08:55:33 +0000 (+0000)
Subject: NULL-Pointer
X-Git-Tag: initial-import-from-subversion-38251~19709
X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=f91ab8c55ff0ce6fb18701a361e2da9bd372f950;p=oweals%2Fgnunet.git

NULL-Pointer
---

diff --git a/src/vpn/gnunet-daemon-vpn.c b/src/vpn/gnunet-daemon-vpn.c
index 7290d15ab..f447eaf41 100644
--- a/src/vpn/gnunet-daemon-vpn.c
+++ b/src/vpn/gnunet-daemon-vpn.c
@@ -176,10 +176,13 @@ cleanup(void* cls, const struct GNUNET_SCHEDULER_TaskContext* tskctx) {
     GNUNET_assert (0 != (tskctx->reason & GNUNET_SCHEDULER_REASON_SHUTDOWN));
 
     /* stop the helper */
-    GNUNET_OS_process_kill (helper_proc, SIGTERM);
-    GNUNET_OS_process_wait (helper_proc);
-    GNUNET_OS_process_close (helper_proc);
-    helper_proc = NULL;
+    if (helper_proc != NULL)
+      {
+	GNUNET_OS_process_kill (helper_proc, SIGTERM);
+	GNUNET_OS_process_wait (helper_proc);
+	GNUNET_OS_process_close (helper_proc);
+	helper_proc = NULL;
+      }
 
     /* close the connection to the service-dns */
     if (dns_connection != NULL)