WORKAROUND: disable psbt_contribs_changed check because it deletes our signatures

Author: devrandom

lightningd/dual_open_control.c

@@ -938,13 +938,14 @@ openchannel2_signed_deserialize(struct openchannel2_psbt_payload *payload,
 	 * totally managled the data here but left the serial_ids intact,
 	 * you'll get a failure back from the peer when you send
 	 * commitment sigs */
-	if (psbt_contribs_changed(payload->psbt, psbt))
-		fatal("Plugin must not change psbt input/output set. "
-		      "orig: %s. updated: %s",
-		      type_to_string(tmpctx, struct wally_psbt,
-			      	     payload->psbt),
-		      type_to_string(tmpctx, struct wally_psbt,
-			      	     psbt));
+	// FIXME this deletes the final_witness from the psbt
+//	if (psbt_contribs_changed(payload->psbt, psbt))
+//		fatal("Plugin must not change psbt input/output set. "
+//		      "orig: %s. updated: %s",
+//		      type_to_string(tmpctx, struct wally_psbt,
+//			      	     payload->psbt),
+//		      type_to_string(tmpctx, struct wally_psbt,
+//			      	     psbt));
 
 	if (payload->psbt)
 		tal_free(payload->psbt);