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authorDenis Ovsienko <infrastation@yandex.ru>2011-12-17 19:39:30 +0400
committerDenis Ovsienko <infrastation@yandex.ru>2012-01-02 17:27:34 +0400
commit45b341f72df6d7dd89133dfd21f43cf1cca74ce5 (patch)
tree246e9cc5029eab48ad46d51359017fe22fe6e819 /bgpd/bgp_route.c
parentb31d8fc3016615571f79161b8405aa4033cdfb8d (diff)
bgpd: justify checks for IPv4 class D/E
* lib/prefix.h * IPV4_CLASS_DE(): make consistent with counterpart macros * bgp_packet.c * bgp_open_receive(): test using macro instead of ">=" * bgp_route.c * bgp_update_rsclient(): idem * bgp_update_main(): idem
Diffstat (limited to 'bgpd/bgp_route.c')
-rw-r--r--bgpd/bgp_route.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/bgpd/bgp_route.c b/bgpd/bgp_route.c
index 98e49bcd..189929a0 100644
--- a/bgpd/bgp_route.c
+++ b/bgpd/bgp_route.c
@@ -1815,9 +1815,9 @@ bgp_update_rsclient (struct peer *rsclient, afi_t afi, safi_t safi,
/* IPv4 unicast next hop check. */
if (afi == AFI_IP && safi == SAFI_UNICAST)
{
- /* Next hop must not be 0.0.0.0 nor Class E address. */
+ /* Next hop must not be 0.0.0.0 nor Class D/E address. */
if (new_attr.nexthop.s_addr == 0
- || ntohl (new_attr.nexthop.s_addr) >= 0xe0000000)
+ || IPV4_CLASS_DE (ntohl (new_attr.nexthop.s_addr)))
{
bgp_attr_unintern (attr_new);
@@ -2071,11 +2071,11 @@ bgp_update_main (struct peer *peer, struct prefix *p, struct attr *attr,
goto filtered;
}
- /* Next hop must not be 0.0.0.0 nor Class E address. Next hop
+ /* Next hop must not be 0.0.0.0 nor Class D/E address. Next hop
must not be my own address. */
if (bgp_nexthop_self (afi, &new_attr)
|| new_attr.nexthop.s_addr == 0
- || ntohl (new_attr.nexthop.s_addr) >= 0xe0000000)
+ || IPV4_CLASS_DE (ntohl (new_attr.nexthop.s_addr)))
{
reason = "martian next-hop;";
goto filtered;