From: Jukka Rissanen <jukka.rissanen@linux.intel.com>
Date: Thu, 10 May 2012 06:43:46 +0000 (+0300)
Subject: dhcpv6: Check NULL pointer dereference
X-Git-Tag: 1.1~84
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=7abe9050252339316c9696d53dc7028e2a22883f;p=platform%2Fupstream%2Fconnman.git

dhcpv6: Check NULL pointer dereference
---

diff --git a/src/dhcpv6.c b/src/dhcpv6.c
index 7d89bf7..574b19e 100644
--- a/src/dhcpv6.c
+++ b/src/dhcpv6.c
@@ -471,7 +471,8 @@ static int set_addresses(GDHCPClient *dhcp_client,
 
 		dhcp->nameservers = nameservers;
 
-		for (i = 0; dhcp->nameservers[i] != NULL; i++)
+		for (i = 0; dhcp->nameservers != NULL &&
+					dhcp->nameservers[i] != NULL; i++)
 			__connman_service_nameserver_append(service,
 							dhcp->nameservers[i],
 							FALSE);
@@ -498,7 +499,8 @@ static int set_addresses(GDHCPClient *dhcp_client,
 
 		dhcp->timeservers = timeservers;
 
-		for (i = 0; dhcp->timeservers[i] != NULL; i++)
+		for (i = 0; dhcp->timeservers != NULL &&
+					dhcp->timeservers[i] != NULL; i++)
 			__connman_service_timeserver_append(service,
 							dhcp->timeservers[i]);
 	} else