Fix out_of_range exception on bitset.test (#1977)

xoseperez · Nov 8, 2019 · 05a1029 · 05a1029
1 parent c6f75f9
commit 05a1029
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/code/espurna/gpio.ino b/code/espurna/gpio.ino
@@ -14,6 +14,8 @@ std::bitset<GPIO_PINS> _gpio_locked;
 std::bitset<GPIO_PINS> _gpio_available;
 
 bool gpioValid(unsigned char gpio) {
+ if (gpio >= GPIO_PINS) return false;
+
  return _gpio_available.test(gpio);
 }