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modules/federation/send_join: Tolerate join event prev_state not found w/o throwing.

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This commit is contained in:
Jason Volk 2023-02-24 00:35:49 -08:00
parent 99f6289922
commit 4519ecf6e3
1 changed files with 7 additions and 2 deletions
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9
modules/federation/send_join.cc
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@ -230,14 +230,19 @@ send_join__response(client &client,
request.query.get("omit_members", false)
};
const auto state_idx
{
m::index(std::nothrow, event.event_id)
};
const auto prev_state_idx
{
m::room::state::prev(m::index(event.event_id))
m::room::state::prev(state_idx)
};
const auto prev_state_id
{
m::event_id(prev_state_idx)
m::event_id(std::nothrow, prev_state_idx)
};
// The room prior to this join.