Add a None check for PWMOut deinit

diff --git a/src/adafruit_blinka/microcontroller/bcm283x/pulseio/PWMOut.py b/src/adafruit_blinka/microcontroller/bcm283x/pulseio/PWMOut.py
index 3f47c63a6686d4bae53000b30b8a6dfcf63c2ccb..65f269f5b0463755e937e031e4771d4e8f50e9d0 100644 (file)
--- a/src/adafruit_blinka/microcontroller/bcm283x/pulseio/PWMOut.py
+++ b/src/adafruit_blinka/microcontroller/bcm283x/pulseio/PWMOut.py
@@ -49,9 +49,10 @@ class PWMOut:
 
     def deinit(self):
         """Deinit the PWM."""
 
     def deinit(self):
         """Deinit the PWM."""

-        self._pwmpin.stop()
-        GPIO.cleanup(self._pin.id)
-        self._pwmpin = None
+        if self._pwmpin is not None:
+            self._pwmpin.stop()
+            GPIO.cleanup(self._pin.id)
+            self._pwmpin = None

 
     def _is_deinited(self):
         if self._pwmpin is None:
 
     def _is_deinited(self):
         if self._pwmpin is None: