linux-kernel - [PATCH] at73c213: Remove redundant private

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Message-Id: <20080310.161354.42213512.nemoto@toshiba-tops.co.jp>
Date:	Mon, 10 Mar 2008 16:13:54 +0900 (JST)
From:	Atsushi Nemoto <anemo@....ocn.ne.jp>
To:	linux-kernel@...r.kernel.org
Cc:	Hans-Christian Egtvedt <hcegtvedt@...el.com>,
	Haavard Skinnemoen <hskinnemoen@...el.com>,
	Andrew Victor <avictor.za@...il.com>
Subject: [PATCH] at73c213: Remove redundant private_free routine

snd_pcm_lib_preallocate_free_for_all() is called from snd_pcm_free()
just after calling the private_free routine.  So there should be no
need to call it in driver's private_free routine.

Signed-off-by: Atsushi Nemoto <anemo@....ocn.ne.jp>
---
diff --git a/sound/spi/at73c213.c b/sound/spi/at73c213.c
index 89d6e9c..024db14 100644
--- a/sound/spi/at73c213.c
+++ b/sound/spi/at73c213.c
@@ -314,15 +314,6 @@ static struct snd_pcm_ops at73c213_playback_ops = {
 	.pointer	= snd_at73c213_pcm_pointer,
 };
 
-static void snd_at73c213_pcm_free(struct snd_pcm *pcm)
-{
-	struct snd_at73c213 *chip = snd_pcm_chip(pcm);
-	if (chip->pcm) {
-		snd_pcm_lib_preallocate_free_for_all(chip->pcm);
-		chip->pcm = NULL;
-	}
-}
-
 static int __devinit snd_at73c213_pcm_new(struct snd_at73c213 *chip, int device)
 {
 	struct snd_pcm *pcm;
@@ -333,8 +324,6 @@ static int __devinit snd_at73c213_pcm_new(struct snd_at73c213 *chip, int device)
 	if (retval < 0)
 		goto out;
 
-	pcm->private_data = chip;
-	pcm->private_free = snd_at73c213_pcm_free;
 	pcm->info_flags = SNDRV_PCM_INFO_BLOCK_TRANSFER;
 	strcpy(pcm->name, "at73c213");
 	chip->pcm = pcm;
--
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