Fixing error reporting

[tpg/acess2.git] / Modules / IPStack / ipv4.c

diff --git a/Modules/IPStack/ipv4.c b/Modules/IPStack/ipv4.c
index 31d6f02..ad6c891 100644 (file)
--- a/Modules/IPStack/ipv4.c
+++ b/Modules/IPStack/ipv4.c
@@ -64,11 +64,16 @@ int IPv4_RegisterCallback(int ID, tIPCallback Callback)
 int IPv4_SendPacket(tInterface *Iface, tIPv4 Address, int Protocol, int ID, int Length, const void *Data)
 {
        tMacAddr        to = ARP_Resolve4(Iface, Address);
+       const tMacAddr  zero = {{0,0,0,0,0,0}};
         int    bufSize = sizeof(tIPv4Header) + Length;
        char    buf[bufSize];
        tIPv4Header     *hdr = (void*)buf;
         int    ret;
        
+       if( MAC_EQU(to, zero) ) {
+               return 0;
+       }
+       
        // OUTPUT Firewall rule go here
        ret = IPTablesV4_TestChain("OUTPUT",
                (tIPv4*)Iface->Address, &Address,