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dbus: Make sure that subscription callbacks don't try to access removed objects.

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This commit is contained in:
Tanu Kaskinen 2009-08-26 14:17:35 +03:00
parent 3e0e685a8c
commit edf80104e3
4 changed files with 143 additions and 72 deletions
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4
src/modules/dbus/iface-card.c
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@ -465,6 +465,10 @@ static void subscription_cb(pa_core *core, pa_subscription_event_type_t t, uint3
pa_assert((t & PA_SUBSCRIPTION_EVENT_FACILITY_MASK) == PA_SUBSCRIPTION_EVENT_CARD);
pa_assert(c);
/* We can't use idx != c->card->index, because the c->card pointer may
* be stale at this point. */
if (pa_idxset_get_by_index(core->cards, idx) != c->card)
return;
if ((t & PA_SUBSCRIPTION_EVENT_TYPE_MASK) != PA_SUBSCRIPTION_EVENT_CHANGE)
return;