X-Git-Url: http://git.linex4red.de/pub/USBasp.git/blobdiff_plain/c5038f1bf44aea75f1ae1ed035cb7d523ccfdacb..9decc2bc595bb15ccf275ae2d3854bb862c92881:/Demos/Device/LowLevel/MIDI/MIDI.h

diff --git a/Demos/Device/LowLevel/MIDI/MIDI.h b/Demos/Device/LowLevel/MIDI/MIDI.h
index 3e7a06d6d..992d54cea 100644
--- a/Demos/Device/LowLevel/MIDI/MIDI.h
+++ b/Demos/Device/LowLevel/MIDI/MIDI.h
@@ -65,7 +65,7 @@
 		 *
 		 *  \param[in] channel  MIDI channel number to address
 		 */
-		#define MIDI_CHANNEL(channel)     (channel - 1)
+		#define MIDI_CHANNEL(channel)    ((channel) - 1)
 
 		/** LED mask for the library LED driver, to indicate that the USB interface is not ready. */
 		#define LEDMASK_USB_NOTREADY      LEDS_LED1