From: Takashi Iwai <tiwai@suse.de>
Date: Wed, 7 Apr 2010 16:29:46 +0000 (+0200)
Subject: ALSA: pcm - Remove BKL from async callback
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=d05468b72a32ec45aefb48caa00bd99350b9cf86;p=linux-beck.git

ALSA: pcm - Remove BKL from async callback

It's simply calling fasync_helper().

Signed-off-by: Takashi Iwai <tiwai@suse.de>
---

diff --git a/sound/core/pcm_native.c b/sound/core/pcm_native.c
index 872887624030..cadba3087768 100644
--- a/sound/core/pcm_native.c
+++ b/sound/core/pcm_native.c
@@ -3303,18 +3303,13 @@ static int snd_pcm_fasync(int fd, struct file * file, int on)
 	struct snd_pcm_file * pcm_file;
 	struct snd_pcm_substream *substream;
 	struct snd_pcm_runtime *runtime;
-	int err = -ENXIO;
 
-	lock_kernel();
 	pcm_file = file->private_data;
 	substream = pcm_file->substream;
 	if (PCM_RUNTIME_CHECK(substream))
-		goto out;
+		return -ENXIO;
 	runtime = substream->runtime;
-	err = fasync_helper(fd, file, on, &runtime->fasync);
-out:
-	unlock_kernel();
-	return err;
+	return fasync_helper(fd, file, on, &runtime->fasync);
 }
 
 /*