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Fixes BGPv6 bug - mandatory attributes weren't validated;

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This commit is contained in:
Ondrej Zajicek 2009-04-23 14:44:02 +02:00
parent 8f0c887a52
commit f307842ad8
1 changed files with 4 additions and 3 deletions
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7
proto/bgp/attrs.c
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@ -1355,11 +1355,11 @@ bgp_decode_attrs(struct bgp_conn *conn, byte *attr, unsigned int len, struct lin
}
#ifdef IPV6
if (seen[BA_MP_REACH_NLRI / 8] & (1 << (BA_MP_REACH_NLRI % 8)))
/* If we received MP_REACH_NLRI we should check mandatory attributes */
if (bgp->mp_reach_len != 0)
mandatory = 1;
#endif
/* If there is no (reachability) NLRI, we should exit now */
if (! mandatory)
return a;
@ -1374,7 +1374,7 @@ bgp_decode_attrs(struct bgp_conn *conn, byte *attr, unsigned int len, struct lin
return NULL;
}
}
/* When receiving attributes from non-AS4-aware BGP speaker,
* we have to reconstruct 4B AS_PATH and AGGREGATOR attributes
*/
@ -1396,6 +1396,7 @@ bgp_decode_attrs(struct bgp_conn *conn, byte *attr, unsigned int len, struct lin
/* If there's no local preference, define one */
if (!(seen[0] & (1 << BA_LOCAL_PREF)))
bgp_attach_attr(&a->eattrs, pool, BA_LOCAL_PREF, 0);
return a;
loop: