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Interfaces: fixed locking when address is deleted implicitly

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This commit is contained in:
Maria Matejka 2024-01-27 19:01:34 +01:00
parent 57b5eb5cbd
commit f9d3112d01
1 changed files with 14 additions and 7 deletions
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21
nest/iface.c
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@ -50,6 +50,8 @@ struct iface default_vrf;
static void if_recalc_preferred(struct iface *i);
static void ifa_delete_locked(struct ifa *a);
static void ifa_dump_locked(struct ifa *);
static void if_dump_locked(struct iface *);
@ -545,7 +547,7 @@ if_end_update(void)
{
WALK_LIST_DELSAFE(a, b, i->addrs)
if (!(a->flags & IA_UPDATED))
ifa_delete(a);
ifa_delete_locked(a);
if_end_partial_update_locked(i);
}
}
@ -891,7 +893,7 @@ ifa_update(struct ifa *a)
IFACE_UNLOCK;
return b;
}
ifa_delete(b);
ifa_delete_locked(b);
break;
}
@ -924,11 +926,19 @@ ifa_update(struct ifa *a)
void
ifa_delete(struct ifa *a)
{
IFACE_LOCK;
ifa_delete_locked(a);
IFACE_UNLOCK;
}
static void
ifa_delete_locked(struct ifa *a)
{
IFACE_ASSERT_LOCKED;
struct iface *i = a->iface;
struct ifa *b;
IFACE_LOCK;
WALK_LIST(b, i->addrs)
if (ifa_same(b, a))
{
@ -953,11 +963,8 @@ ifa_delete(struct ifa *a)
ifa_notify_change(IF_CHANGE_DOWN, b);
ifa_unlink(b);
IFACE_UNLOCK;
return;
}
IFACE_UNLOCK;
}
u32