wip: use che correct next_point with splice

Signed-off-by: Vincenzo Palazzo <[email protected]>

channeld/channeld.c

@@ -1974,7 +1974,8 @@ static struct commitsig *handle_peer_commit_sig(struct peer *peer,
 						u32 commit_index,
 						const struct htlc **changed_htlcs,
 						s64 splice_amnt,
-						s64 remote_splice_amnt)
+						s64 remote_splice_amnt,
+						struct secret *old_secret)
 {
 	struct commitsig *result;
 	struct channel_id channel_id;
@@ -2199,7 +2200,6 @@ static struct commitsig *handle_peer_commit_sig(struct peer *peer,
 						  htlc_sigs);
 	tal_free(htlcs);
 	msg2 = hsm_req(tmpctx, take(msg2));
-	struct secret *old_secret;
 	struct pubkey next_point;
 	if (!fromwire_hsmd_validate_commitment_tx_reply(tmpctx, msg2, &old_secret, &next_point))
 		status_failed(STATUS_FAIL_HSM_IO,
@@ -2237,7 +2237,8 @@ static struct commitsig *handle_peer_commit_sig(struct peer *peer,
 		/* We purposely just store the last commit msg */
 		result = handle_peer_commit_sig(peer, splice_msg, i + 1,
 						changed_htlcs, sub_splice_amnt,
-						funding_diff - sub_splice_amnt);
+						funding_diff - sub_splice_amnt,
+						old_secret);
 		tal_arr_expand(&commitsigs, result);
 		tal_steal(commitsigs, result);
 	}
@@ -2863,7 +2864,7 @@ static struct commitsig *interactive_send_commitments(struct peer *peer,
 		if (fromwire_peektype(msg) == WIRE_COMMITMENT_SIGNED) {
 			commit_msg = msg;
 			result = handle_peer_commit_sig(peer, commit_msg, 0,
-							NULL, 0, 0);
+							NULL, 0, 0, NULL);
 
 			msg = peer_expect_msg(tmpctx, peer,
 					      WIRE_REVOKE_AND_ACK, 0);
@@ -2876,7 +2877,7 @@ static struct commitsig *interactive_send_commitments(struct peer *peer,
 		commit_msg = peer_expect_msg(tmpctx, peer,
 					     WIRE_COMMITMENT_SIGNED, 0);
 		result = handle_peer_commit_sig(peer, commit_msg, 0,
-						NULL, 0, 0);
+						NULL, 0, 0, NULL);
 	}
 
 	if (!do_i_sign_first(peer, psbt, our_role)) {
@@ -4274,7 +4275,7 @@ static void peer_in(struct peer *peer, const u8 *msg)
 		handle_peer_add_htlc(peer, msg);
 		return;
 	case WIRE_COMMITMENT_SIGNED:
-		handle_peer_commit_sig(peer, msg, 0, NULL, 0, 0);
+		handle_peer_commit_sig(peer, msg, 0, NULL, 0, 0, NULL);
 		return;
 	case WIRE_UPDATE_FEE:
 		handle_peer_feechange(peer, msg);