Prevent overflow

2019-02-08 09:47:26 +01:00
parent 523b4c92a0
commit 71074256ac
1 changed files with 1 additions and 1 deletions
@@ -35,7 +35,7 @@ void menuRadioSpectrum(event_t event)
  uint8_t peak_y = 1;
  uint8_t peak_x = 0;
  for (uint8_t i=0; i<LCD_W; i++) {
-    uint8_t h = reusableBuffer.spectrum.bars[i] >> 1;
+    uint8_t h = min<uint8_t >(reusableBuffer.spectrum.bars[i] >> 1, 128);
    if (h > peak_y) {
      peak_x = i;
      peak_y = h;