From a5808e2fca043dcacc2de8563533f71d1a12fb39 Mon Sep 17 00:00:00 2001
From: Damien George <damien.p.george@gmail.com>
Date: Thu, 26 Oct 2017 17:17:08 +1100
Subject: [PATCH] esp32/machine_pwm: Always set the channel in the PWM object.

---
 ports/esp32/machine_pwm.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ports/esp32/machine_pwm.c b/ports/esp32/machine_pwm.c
index 489833e7c2..4d6c59f0fa 100644
--- a/ports/esp32/machine_pwm.c
+++ b/ports/esp32/machine_pwm.c
@@ -131,6 +131,7 @@ STATIC void esp32_pwm_init_helper(esp32_pwm_obj_t *self,
         }
         channel = avail;
     }
+    self->channel = channel;
 
     // New PWM assignment
     self->active = 1;
@@ -148,7 +149,6 @@ STATIC void esp32_pwm_init_helper(esp32_pwm_obj_t *self,
                 "PWM not supported on pin %d", self->pin));
         }
         chan_gpio[channel] = self->pin;
-        self->channel = channel;
     }
 
     // Maybe change PWM timer