small fixes

rgbled.cpp

@@ -114,14 +114,14 @@ uint8_t RgbLed::applyCal(uint16_t value, const uint16_t* cal)
 	return (value*calValue)/1000;
 }
 
+//unfinished
 void RgbLed::adjustHeadroom(uint8_t& r, uint8_t& g, uint8_t& b, const uint8_t lumina)
 {
 	uint8_t postCalLumina = ((uint16_t)r+g+b)/3;
 	while(postCalLumina < lumina && r < 255 && g < 255 && b < 255)
 	{
-		if(r > 255);
+		if(r > 255) break;
 	}
-	
 }
 
 void RgbLed::patternStep()