From: Zoltan Devai <zdevai@gmail.com>
Date: Tue, 22 May 2007 14:17:05 +0000 (+0200)
Subject: [ALSA] Fix ASoC s3c24xx-pcm spinlock bug
X-Git-Tag: v3.12-rc1~29238^2~7
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=c72816b79e9735284b3c0f6b3a4aa4e1c0537c0d;p=kernel%2Fkernel-generic.git

[ALSA] Fix ASoC s3c24xx-pcm spinlock bug

This should fix a spinlock lockup bug on the s3c24xx arch.
From: Zoltan Devai <zdevai@gmail.com>

Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>
---

diff --git a/sound/soc/s3c24xx/s3c24xx-pcm.c b/sound/soc/s3c24xx/s3c24xx-pcm.c
index 21dc697..bfbdc3c 100644
--- a/sound/soc/s3c24xx/s3c24xx-pcm.c
+++ b/sound/soc/s3c24xx/s3c24xx-pcm.c
@@ -337,6 +337,8 @@ static int s3c24xx_pcm_open(struct snd_pcm_substream *substream)
 	if (prtd == NULL)
 		return -ENOMEM;
 
+	spin_lock_init(&prtd->lock);
+
 	runtime->private_data = prtd;
 	return 0;
 }