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Fixed nasty segfault in rip.

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This commit is contained in:
Pavel Machek 2000-05-11 10:33:18 +00:00
parent 10f5c47d2e
commit ec21aecfdd
2 changed files with 11 additions and 2 deletions
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1
nest/route.h
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@ -155,6 +155,7 @@ typedef struct rte {
byte metric; /* RIP metric */
u16 tag; /* External route tag */
bird_clock_t lastmodX; /* Strange kind of last modification time */
struct rip_entry *entry;
} rip;
#endif
#ifdef CONFIG_OSPF

12
proto/rip/rip.c
View file

@ -298,6 +298,7 @@ advertise_entry( struct proto *p, struct rip_block *b, ip_addr whotoldme )
n = net_get( p->table, b->network, pxlen );
r = rte_get_temp(a);
r->u.rip.metric = ntohl(b->metric) + rif->metric;
r->u.rip.entry = NULL;
if (r->u.rip.metric > P_CF->infinity) r->u.rip.metric = P_CF->infinity;
r->u.rip.tag = ntohl(b->tag);
r->net = n;
@ -438,7 +439,7 @@ static void
rip_timer(timer *t)
{
struct proto *p = t->data;
struct rip_entry *e, *et;
struct fib_node *e, *et;
CHK_MAGIC;
DBG( "RIP: tick tock\n" );
@ -456,7 +457,10 @@ rip_timer(timer *t)
if (now - rte->u.rip.lastmodX > P_CF->timeout_time) {
TRACE(D_EVENTS, "RIP: entry is too old: %I", rte->net->n.prefix );
e->metric = P_CF->infinity;
if (rte->u.rip.entry) {
rte->u.rip.entry->metric = P_CF->infinity;
rte->u.rip.metric = P_CF->infinity;
}
}
if (now - rte->u.rip.lastmodX > P_CF->garbage_time) {
@ -772,6 +776,7 @@ rip_rt_notify(struct proto *p, struct network *net, struct rte *new, struct rte
e->nexthop = new->attrs->gw;
e->metric = 0;
e->whotoldme = IPA_NONE;
new->u.rip.entry = e;
e->tag = ea_get_int(attrs, EA_RIP_TAG, 0);
e->metric = ea_get_int(attrs, EA_RIP_METRIC, 1);
@ -880,6 +885,9 @@ rip_reconfigure(struct proto *p, struct proto_config *c)
struct rip_proto_config *new = (struct rip_proto_config *) c;
int generic = sizeof(struct proto_config) + sizeof(list) /* + sizeof(struct password_item *) */;
/* FIXME: patt_same needed */
return 0;
if (!password_same(P_CF->passwords,
new->passwords))
return 0;