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Date: Fri, 14 Nov 2014 11:52:09 +0100
From: Takashi Iwai <tiwai@...e.de>
To: Sudip Mukherjee <sudipm.mukherjee@...il.com>
Cc: alsa-devel@...a-project.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 1/3] ALSA: ice1712: remove unneeded return statement
At Fri, 14 Nov 2014 16:09:05 +0530,
Sudip Mukherjee wrote:
>
> the functions:
> snd_ice1712_akm4xxx_build_controls
> snd_ice1712_build_pro_mixer
> snd_ctl_add
> snd_ak4114_build
> prodigy192_ak4114_init
> snd_ak4113_build
> are all returning either 0 or a negetive error value.
> so we can easily remove the check for a negative value and return
> the value instead.
>
> Signed-off-by: Sudip Mukherjee <sudip@...torindia.org>
> ---
>
> change in v2: returning the return value of the function directly.
Thanks, applied this one.
Takashi
>
> sound/pci/ice1712/hoontech.c | 6 +-----
> sound/pci/ice1712/ice1712.c | 19 ++++++-------------
> sound/pci/ice1712/ice1724.c | 7 ++-----
> sound/pci/ice1712/juli.c | 5 +----
> sound/pci/ice1712/prodigy192.c | 4 +---
> sound/pci/ice1712/quartet.c | 5 +----
> 6 files changed, 12 insertions(+), 34 deletions(-)
>
> diff --git a/sound/pci/ice1712/hoontech.c b/sound/pci/ice1712/hoontech.c
> index 59e37c5..a40001c 100644
> --- a/sound/pci/ice1712/hoontech.c
> +++ b/sound/pci/ice1712/hoontech.c
> @@ -309,11 +309,7 @@ static int snd_ice1712_value_init(struct snd_ice1712 *ice)
> return err;
>
> /* ak4524 controls */
> - err = snd_ice1712_akm4xxx_build_controls(ice);
> - if (err < 0)
> - return err;
> -
> - return 0;
> + return snd_ice1712_akm4xxx_build_controls(ice);
> }
>
> static int snd_ice1712_ez8_init(struct snd_ice1712 *ice)
> diff --git a/sound/pci/ice1712/ice1712.c b/sound/pci/ice1712/ice1712.c
> index 48a0c33..5975334 100644
> --- a/sound/pci/ice1712/ice1712.c
> +++ b/sound/pci/ice1712/ice1712.c
> @@ -1295,10 +1295,7 @@ static int snd_ice1712_pcm_profi(struct snd_ice1712 *ice, int device, struct snd
> return err;
> }
>
> - err = snd_ice1712_build_pro_mixer(ice);
> - if (err < 0)
> - return err;
> - return 0;
> + return snd_ice1712_build_pro_mixer(ice);
> }
>
> /*
> @@ -1545,10 +1542,9 @@ static int snd_ice1712_ac97_mixer(struct snd_ice1712 *ice)
> dev_warn(ice->card->dev,
> "cannot initialize ac97 for consumer, skipped\n");
> else {
> - err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_ice1712_mixer_digmix_route_ac97, ice));
> - if (err < 0)
> - return err;
> - return 0;
> + return snd_ctl_add(ice->card,
> + snd_ctl_new1(&snd_ice1712_mixer_digmix_route_ac97,
> + ice));
> }
> }
>
> @@ -2497,11 +2493,8 @@ static int snd_ice1712_build_controls(struct snd_ice1712 *ice)
> err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_ice1712_mixer_pro_volume_rate, ice));
> if (err < 0)
> return err;
> - err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_ice1712_mixer_pro_peak, ice));
> - if (err < 0)
> - return err;
> -
> - return 0;
> + return snd_ctl_add(ice->card,
> + snd_ctl_new1(&snd_ice1712_mixer_pro_peak, ice));
> }
>
> static int snd_ice1712_free(struct snd_ice1712 *ice)
> diff --git a/sound/pci/ice1712/ice1724.c b/sound/pci/ice1712/ice1724.c
> index f633e3b..ea53167 100644
> --- a/sound/pci/ice1712/ice1724.c
> +++ b/sound/pci/ice1712/ice1724.c
> @@ -2497,11 +2497,8 @@ static int snd_vt1724_build_controls(struct snd_ice1712 *ice)
> return err;
> }
>
> - err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_mixer_pro_peak, ice));
> - if (err < 0)
> - return err;
> -
> - return 0;
> + return snd_ctl_add(ice->card,
> + snd_ctl_new1(&snd_vt1724_mixer_pro_peak, ice));
> }
>
> static int snd_vt1724_free(struct snd_ice1712 *ice)
> diff --git a/sound/pci/ice1712/juli.c b/sound/pci/ice1712/juli.c
> index 7a6c078..a1536c1 100644
> --- a/sound/pci/ice1712/juli.c
> +++ b/sound/pci/ice1712/juli.c
> @@ -475,11 +475,8 @@ static int juli_add_controls(struct snd_ice1712 *ice)
> return err;
>
> /* only capture SPDIF over AK4114 */
> - err = snd_ak4114_build(spec->ak4114, NULL,
> + return snd_ak4114_build(spec->ak4114, NULL,
> ice->pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream);
> - if (err < 0)
> - return err;
> - return 0;
> }
>
> /*
> diff --git a/sound/pci/ice1712/prodigy192.c b/sound/pci/ice1712/prodigy192.c
> index 1eb151aa..3919aed 100644
> --- a/sound/pci/ice1712/prodigy192.c
> +++ b/sound/pci/ice1712/prodigy192.c
> @@ -758,10 +758,8 @@ static int prodigy192_init(struct snd_ice1712 *ice)
> "AK4114 initialized with status %d\n", err);
> } else
> dev_dbg(ice->card->dev, "AK4114 not found\n");
> - if (err < 0)
> - return err;
>
> - return 0;
> + return err;
> }
>
>
> diff --git a/sound/pci/ice1712/quartet.c b/sound/pci/ice1712/quartet.c
> index d4caf9d..6f55e02 100644
> --- a/sound/pci/ice1712/quartet.c
> +++ b/sound/pci/ice1712/quartet.c
> @@ -833,11 +833,8 @@ static int qtet_add_controls(struct snd_ice1712 *ice)
> if (err < 0)
> return err;
> /* only capture SPDIF over AK4113 */
> - err = snd_ak4113_build(spec->ak4113,
> + return snd_ak4113_build(spec->ak4113,
> ice->pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream);
> - if (err < 0)
> - return err;
> - return 0;
> }
>
> static inline int qtet_is_spdif_master(struct snd_ice1712 *ice)
> --
> 1.8.1.2
>
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