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closingd: ignore premature messages here, too.

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Fixes the less common case where we reconnect during mutual close.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
This commit is contained in:
Rusty Russell
2019-04-11 15:13:53 +09:30
parent 936678701b
commit 0e8945f198
1 changed files with 11 additions and 2 deletions
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13
closingd/closingd.c
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@@ -171,8 +171,17 @@ static void do_reconnect(struct crypto_state *cs,
sync_crypto_write(cs, PEER_FD, take(msg));
/* They might have already send reestablish, which triggered us */
if (!channel_reestablish)
channel_reestablish = closing_read_peer_msg(tmpctx, cs, channel_id);
if (!channel_reestablish) {
do {
tal_free(channel_reestablish);
channel_reestablish = closing_read_peer_msg(tmpctx, cs,
channel_id);
/* They *should* send reestablish first, but lnd
* sends other messages, which we can ignore since
* we're closing anyway... */
} while (fromwire_peektype(channel_reestablish)
!= WIRE_CHANNEL_REESTABLISH);
}
if (!fromwire_channel_reestablish(channel_reestablish, &their_channel_id,
&next_local_commitment_number,