2012-11-07 12:38:37

by Wei Yongjun

[permalink] [raw]
Subject: [PATCH -next] ASoC: cs42l52: fix the return value of cs42l52_set_fmt()

From: Wei Yongjun <[email protected]>

Fix the return value of cs42l52_set_fmt() when clock inversion is
not allowed and also remove the useless variable ret.

dpatch engine is used to auto generate this patch.
(https://github.com/weiyj/dpatch)

Signed-off-by: Wei Yongjun <[email protected]>
---
sound/soc/codecs/cs42l52.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/sound/soc/codecs/cs42l52.c b/sound/soc/codecs/cs42l52.c
index 4d8db36..97a8105 100644
--- a/sound/soc/codecs/cs42l52.c
+++ b/sound/soc/codecs/cs42l52.c
@@ -773,7 +773,6 @@ static int cs42l52_set_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt)
{
struct snd_soc_codec *codec = codec_dai->codec;
struct cs42l52_private *cs42l52 = snd_soc_codec_get_drvdata(codec);
- int ret = 0;
u8 iface = 0;

switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
@@ -822,7 +821,7 @@ static int cs42l52_set_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt)
case SND_SOC_DAIFMT_NB_IF:
break;
default:
- ret = -EINVAL;
+ return -EINVAL;
}
cs42l52->config.format = iface;
snd_soc_write(codec, CS42L52_IFACE_CTL1, cs42l52->config.format);


2012-11-07 14:50:52

by Mark Brown

[permalink] [raw]
Subject: Re: [PATCH -next] ASoC: cs42l52: fix the return value of cs42l52_set_fmt()

On Wed, Nov 07, 2012 at 08:38:35PM +0800, Wei Yongjun wrote:
> From: Wei Yongjun <[email protected]>
>
> Fix the return value of cs42l52_set_fmt() when clock inversion is
> not allowed and also remove the useless variable ret.

Applied, but you need to work on your changelogs:

What is wrong with the return value?

> u8 iface = 0;
>
> switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
> @@ -822,7 +821,7 @@ static int cs42l52_set_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt)
> case SND_SOC_DAIFMT_NB_IF:
> break;
> default:
> - ret = -EINVAL;
> + return -EINVAL;
> }
> cs42l52->config.format = iface;
> snd_soc_write(codec, CS42L52_IFACE_CTL1, cs42l52->config.format);
>

This doesn't look like it changes the return value... the actual issue
here is that we don't pay attention to ret later on, we just always
return 0.


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