f - fix splicing_negotiated

Author: jkczyz

lightning/src/ln/channel.rs

@@ -8791,7 +8791,9 @@ where
 		let is_awaiting_remote_revoke = self.context.channel_state.is_awaiting_remote_revoke();
 		let next_counterparty_commitment_number = INITIAL_COMMITMENT_NUMBER - self.context.cur_counterparty_commitment_transaction_number + if is_awaiting_remote_revoke { 1 } else { 0 };
 
-		let splicing_negotiated = their_features.supports_splicing();
+		let our_features = channelmanager::provided_init_features(user_config);
+		let splicing_negotiated =
+			our_features.supports_splicing() && their_features.supports_splicing();
 		let channel_ready = if msg.next_local_commitment_number == 1 && INITIAL_COMMITMENT_NUMBER - self.holder_commitment_point.transaction_number() == 1 && !splicing_negotiated {
 			// We should never have to worry about MonitorUpdateInProgress resending ChannelReady
 			self.get_channel_ready(logger)