From: Clemens Ladisch <clemens@ladisch.de>
Date: Fri, 29 Apr 2005 07:56:17 +0000 (+0200)
Subject: [ALSA] usb-audio - reduce size of unitbitmap array
X-Git-Tag: v2.6.13-rc1~68^2~665
X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=707e60732fc25fe3760f916d083b262a86a666c0;p=linux-2.6

[ALSA] usb-audio - reduce size of unitbitmap array

USB generic driver
Unit/terminal IDs are 8-bit integers, so the unitbitmap
variable does not need to be bigger than 256 bits.

Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
---

diff --git a/sound/usb/usbmixer.c b/sound/usb/usbmixer.c
index 6ad154aaba..e601f4ba5f 100644
--- a/sound/usb/usbmixer.c
+++ b/sound/usb/usbmixer.c
@@ -67,7 +67,7 @@ struct usb_mixer_build {
 	unsigned int ctrlif;
 	unsigned short vendor;
 	unsigned short product;
-	DECLARE_BITMAP(unitbitmap, 32*32);
+	DECLARE_BITMAP(unitbitmap, 256);
 	usb_audio_term_t oterm;
 	const struct usbmix_name_map *map;
 	const struct usbmix_selector_map *selector_map;