ALSA: maestro3: using vmalloc_array() to handle the code

Change array_size() to vmalloc_array(), due to vmalloc_array()
being optimized better, using fewer instructions, and handles
overflow more concisely.

Signed-off-by: tanze <[e-mail]>
Link: https://patch.msgid.link/[e-mail]
Signed-off-by: Takashi Iwai <[e-mail]>

sound/pci/maestro3.c

···
 
 	if (IS_ENABLED(CONFIG_PM_SLEEP)) {
 		chip->suspend_mem =
-			vmalloc(array_size(sizeof(u16),
-					   REV_B_CODE_MEMORY_LENGTH +
-					   REV_B_DATA_MEMORY_LENGTH));
+			vmalloc_array(REV_B_CODE_MEMORY_LENGTH +
+				      REV_B_DATA_MEMORY_LENGTH,
+				      sizeof(u16));
 		if (!chip->suspend_mem)
 			dev_warn(card->dev, "can't allocate apm buffer\n");
 	}