Don't crash when the socket gets closed between updates.

Also, this time not only update `remains', but update it right :)
This commit is contained in:
Martin Mares 2000-05-08 14:53:22 +00:00
parent 6b5ab87581
commit 0c3588bf5e
2 changed files with 13 additions and 5 deletions

2
TODO
View file

@ -22,6 +22,8 @@ Core
- client: paging?
- client: data losses on large dumps?
- table: ocassional core dumps in rt_prune()
- bgp: timing of updates?
- bgp: dump and get_route_info

View file

@ -62,7 +62,7 @@ bgp_encode_prefixes(struct bgp_proto *p, byte *w, struct bgp_bucket *buck, unsig
ipa_hton(a);
memcpy(w, &a, bytes);
w += bytes;
remains -= bytes;
remains -= bytes + 1;
rem_node(&px->bucket_node);
fib_delete(&p->prefix_fib, px);
}
@ -232,11 +232,17 @@ bgp_fire_tx(struct bgp_conn *conn)
struct bgp_proto *p = conn->bgp;
unsigned int s = conn->packets_to_send;
sock *sk = conn->sk;
byte *buf = sk->tbuf;
byte *pkt = buf + BGP_HEADER_LENGTH;
byte *end;
byte *buf, *pkt, *end;
int type;
if (!sk)
{
conn->packets_to_send = 0;
return 0;
}
buf = sk->tbuf;
pkt = buf + BGP_HEADER_LENGTH;
if (s & (1 << PKT_SCHEDULE_CLOSE))
{
bgp_close_conn(conn);
@ -284,7 +290,7 @@ bgp_schedule_packet(struct bgp_conn *conn, int type)
{
DBG("BGP: Scheduling packet type %d\n", type);
conn->packets_to_send |= 1 << type;
if (conn->sk->tpos == conn->sk->tbuf)
if (conn->sk && conn->sk->tpos == conn->sk->tbuf)
while (bgp_fire_tx(conn))
;
}