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bgpd: Ensure send order is 100% consistent #14468

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merged 1 commit into from
Sep 24, 2023
Merged

bgpd: Ensure send order is 100% consistent #14468

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23 changes: 19 additions & 4 deletions bgpd/bgp_advertise.c
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Original file line number Diff line number Diff line change
Expand Up @@ -83,10 +83,25 @@ void bgp_advertise_free(struct bgp_advertise *adv)
void bgp_advertise_add(struct bgp_advertise_attr *baa,
struct bgp_advertise *adv)
{
adv->next = baa->adv;
if (baa->adv)
baa->adv->prev = adv;
baa->adv = adv;
struct bgp_advertise *spot, *prev = NULL;

spot = baa->adv;

while (spot) {
prev = spot;
spot = spot->next;
}

if (prev) {
prev->next = adv;
adv->prev = prev;
} else
adv->prev = NULL;

adv->next = NULL;

if (!baa->adv)
baa->adv = adv;
}

void bgp_advertise_delete(struct bgp_advertise_attr *baa,
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