Changes by Alex:
--------------------

file rtnet/core/dev.c:
Line 441: made kfree_rtskb(skb); a comment -> usually causes a crash

file rtnet/core/
Line 200: added return; -> if skbuf is still on a list, continuing execution of __kfree_rtskb causes a crash

Changes by Zois:
--------------------

file rtnet/rtnet_syms.c
Added at line 68:
EXPORT_SYMBOL(rtsocket_alloc);
EXPORT_SYMBOL(rt_inet_add_protocol);
EXPORT_SYMBOL(rt_ip_route_output);
EXPORT_SYMBOL(rt_ip_build_xmit);