[ALSA] use the ALIGN macro

Use the ALIGN macro instead of manual calculations.

Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>
diff --git a/sound/pci/maestro3.c b/sound/pci/maestro3.c
index 8cab342..563c9ec 100644
--- a/sound/pci/maestro3.c
+++ b/sound/pci/maestro3.c
@@ -2377,7 +2377,7 @@
 	 * shifted list address is aligned.
 	 * list address = (mem address >> 1) >> 7;
 	 */
-	data_bytes = (data_bytes + 255) & ~255;
+	data_bytes = ALIGN(data_bytes, 256);
 	address = 0x1100 + ((data_bytes/2) * index);
 
 	if ((address + (data_bytes/2)) >= 0x1c00) {