one bool should be enough

selfdrive/car/hyundai/carcontroller.py

@@ -56,8 +56,8 @@ class CarController:
     self.car_fingerprint = CP.carFingerprint
     self.last_button_frame = 0
 
-  def create_button_messages(self, CC, CS, can_sends, can=False, can_fd=False):
-    if can:
+  def create_button_messages(self, CC, CS, can_sends, can_platform):
+    if can_platform:
       if CC.cruiseControl.cancel:
         can_sends.append(hyundaican.create_clu11(self.packer, self.frame, CS.clu11, Buttons.CANCEL, self.CP.carFingerprint))
       elif CC.cruiseControl.resume:
@@ -67,7 +67,7 @@ class CarController:
           can_sends.extend([hyundaican.create_clu11(self.packer, self.frame, CS.clu11, Buttons.RES_ACCEL, self.CP.carFingerprint)] * 25)
           if (self.frame - self.last_button_frame) * DT_CTRL >= 0.15:
             self.last_button_frame = self.frame
-    elif can_fd:
+    else:
       if (self.frame - self.last_button_frame) * DT_CTRL > 0.25:
         # cruise cancel
         if CC.cruiseControl.cancel: