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BGP: Fix unknown attribute handling

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This commit is contained in:
Ondrej Zajicek (work)
2018-01-02 16:57:45 +01:00
parent e62cd03307
commit d493d0f180
3 changed files with 44 additions and 1 deletions
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3
proto/bgp/attrs.c
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@@ -701,7 +701,8 @@ bgp_format_mpls_label_stack(eattr *a, byte *buf, uint size)
static inline void
bgp_decode_unknown(struct bgp_parse_state *s, uint code, uint flags, byte *data, uint len, ea_list **to)
{
bgp_set_attr_data(to, s->pool, code, flags, data, len);
/* Cannot use bgp_set_attr_data() as it works on known attributes only */
ea_set_attr_data(to, s->pool, EA_CODE(EAP_BGP, code), flags, EAF_TYPE_OPAQUE, data, len);
}

2
proto/bgp/packets.c
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@@ -2284,6 +2284,8 @@ bgp_rx_update(struct bgp_conn *conn, byte *pkt, uint len)
if (s.attr_len)
ea = bgp_decode_attrs(&s, s.attrs, s.attr_len);
else
ea = NULL;
/* Check for End-of-RIB marker */
if (!s.attr_len && !s.ip_unreach_len && !s.ip_reach_len)