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include default route with missing dst field into route evaluation

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This commit is contained in:
Andreas Steffen
2007-07-13 06:13:14 +00:00
parent 0761886051
commit 018219ae3a
1 changed files with 7 additions and 6 deletions
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src/charon/kernel/kernel_interface.c
+7 -6
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@@ -1505,7 +1505,7 @@ static host_t *get_route(private_kernel_interface_t *this, host_t *dest,
msg = (struct rtmsg*)(NLMSG_DATA(current));
rta = RTM_RTA(msg);
rtasize = RTM_PAYLOAD(current);
while(RTA_OK(rta, rtasize))
while (RTA_OK(rta, rtasize))
{
switch (rta->rta_type)
{
@@ -1533,9 +1533,10 @@ static host_t *get_route(private_kernel_interface_t *this, host_t *dest,
* - its destination net contains our destination
* - is better than a previous one
*/
if (msg->rtm_table != IPSEC_ROUTING_TABLE && rta_dst.ptr &&
addr_in_subnet(chunk, rta_dst, msg->rtm_dst_len) &&
msg->rtm_dst_len > best)
if (msg->rtm_table != IPSEC_ROUTING_TABLE
&& msg->rtm_dst_len > best
&& (msg->rtm_dst_len == 0 || /* default route */
rta_dst.ptr && addr_in_subnet(chunk, rta_dst, msg->rtm_dst_len)))
{
iterator_t *ifaces, *addrs;
iface_entry_t *iface;
@@ -1566,8 +1567,8 @@ static host_t *get_route(private_kernel_interface_t *this, host_t *dest,
while (addrs->iterate(addrs, (void**)&addr))
{
chunk_t ip = addr->ip->get_address(addr->ip);
if (addr_in_subnet(ip, rta_dst,
msg->rtm_dst_len))
if (rta_dst.ptr
&& addr_in_subnet(ip, rta_dst, msg->rtm_dst_len))
{
DESTROY_IF(src);
src = addr->ip->clone(addr->ip);