From 2abb80176cd80ad8e939ead9c785ac17dc9890a4 Mon Sep 17 00:00:00 2001
From: Takashi Iwai <tiwai@suse.de>
Date: Tue, 8 May 2012 17:27:03 +0200
Subject: [PATCH] sound: allow the unit search until 256 in sound_core.c
The upper limit of the available minors isn't necessarily 128 + unit,
but it's rather up to 256. Fixing this allows more than 8 devices.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
---
sound/sound_core.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/sound/sound_core.c b/sound/sound_core.c
index c6e81fb928e9a..fb9255cca2146 100644
--- a/sound/sound_core.c
+++ b/sound/sound_core.c
@@ -361,7 +361,7 @@ int register_sound_special_device(const struct file_operations *fops, int unit,
struct device *dev)
{
const int chain = unit % SOUND_STEP;
- int max_unit = 128 + chain;
+ int max_unit = 256;
const char *name;
char _name[16];
--
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