splice: Add call to hsmd_{check,lock}_outpoint on mutual splice_locked

lightning-signer · Sep 28, 2023 · 14be753 · 14be753
1 parent 170d569
commit 14be753
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Showing 2 changed files with 5 additions and 1 deletion.
diff --git a/channeld/channeld.c b/channeld/channeld.c
@@ -789,6 +789,9 @@ static void check_mutual_splice_locked(struct peer *peer)
 	status_debug("mutual splice_locked, channel updated to: %s",
 		     type_to_string(tmpctx, struct channel, peer->channel));
 
+	/* ensure the signer is locking at the same time */
+	lock_signer_outpoint(&inflight->outpoint);
+
 	msg = towire_channeld_got_splice_locked(NULL, inflight->amnt,
 						inflight->splice_amnt,
 						&inflight->outpoint.txid);

diff --git a/lightningd/channel_control.c b/lightningd/channel_control.c
@@ -1283,7 +1283,8 @@ bool peer_start_channeld(struct channel *channel,
 				  | HSM_PERM_SIGN_REMOTE_TX
 				  | HSM_PERM_SIGN_ONCHAIN_TX
 				  | HSM_PERM_SIGN_CLOSING_TX
-				  | HSM_PERM_SIGN_SPLICE_TX);
+				  | HSM_PERM_SIGN_SPLICE_TX
+				  | HSM_PERM_LOCK_OUTPOINT);
 
 	channel_set_owner(channel,
 			  new_channel_subd(channel, ld,