From: Lei Xia <lxia@northwestern.edu>
Date: Sun, 13 Feb 2011 23:50:30 +0000 (-0600)
Subject: Add pointer validation to the Direct Network bridge
X-Git-Url: http://v3vee.org/palacios/gitweb/gitweb.cgi?a=commitdiff_plain;h=7cd8a847f6092d3e1c672aecc9f707d37f3dbd59;p=palacios.git

Add pointer validation to the Direct Network bridge
---

diff --git a/palacios/src/palacios/vmm_packet.c b/palacios/src/palacios/vmm_packet.c
index bda3b1f..bd0d2c4 100644
--- a/palacios/src/palacios/vmm_packet.c
+++ b/palacios/src/palacios/vmm_packet.c
@@ -33,12 +33,16 @@ int V3_send_raw(const char * pkt, uint32_t len) {
 
 
 int V3_packet_add_recver(const char * mac, struct v3_vm_info * vm){
+    V3_ASSERT(packet_hooks);
+    V3_ASSERT(packet_hooks->add_recver);
 
     return packet_hooks->add_recver(mac, vm);
 }
 
 
 int V3_packet_del_recver(const char * mac, struct v3_vm_info * vm){
+    V3_ASSERT(packet_hooks);
+    V3_ASSERT(packet_hooks->del_recver);
 
     return packet_hooks->del_recver(mac, vm);
 }