Re: [PATCH 2/2] devfreq: separate error paths from successful path

[MyungJoo Ham <myungjoo.ham@samsung.com>]

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Sender : Axel Lin<axel.lin@gmail.com> Date : 2011-11-10 16:30 (GMT+09:00)
> I think this change improves readability.
> 
> Signed-off-by: Axel Lin 

I agree. It makes it easier to read.

Acked-by: MyungJoo Ham <myungjoo.ham@samsung.com>

> ---
> drivers/devfreq/devfreq.c |   15 +++++++--------
> 1 files changed, 7 insertions(+), 8 deletions(-)
> 
> diff --git a/drivers/devfreq/devfreq.c b/drivers/devfreq/devfreq.c
> index 59d24e9..c189b82 100644
> --- a/drivers/devfreq/devfreq.c
> +++ b/drivers/devfreq/devfreq.c
> @@ -347,7 +347,7 @@ struct devfreq *devfreq_add_device(struct device *dev,
> if (!IS_ERR(devfreq)) {
> dev_err(dev, "%s: Unable to create devfreq for the device. It already has one. ", __func__);
> err = -EINVAL;
> - goto out;
> + goto err_out;
> }
> }
> 
> @@ -356,7 +356,7 @@ struct devfreq *devfreq_add_device(struct device *dev,
> dev_err(dev, "%s: Unable to create devfreq for the device ",
> __func__);
> err = -ENOMEM;
> - goto out;
> + goto err_out;
> }
> 
> mutex_init(&devfreq->lock);
> @@ -399,17 +399,16 @@ struct devfreq *devfreq_add_device(struct device *dev,
>    devfreq->next_polling);
> }
> mutex_unlock(&devfreq_list_lock);
> - goto out;
> +out:
> + return devfreq;
> +
> err_init:
> device_unregister(&devfreq->dev);
> err_dev:
> mutex_unlock(&devfreq->lock);
> kfree(devfreq);
> -out:
> - if (err)
> - return ERR_PTR(err);
> - else
> - return devfreq;
> +err_out:
> + return ERR_PTR(err);
> }
> 
> /**
> -- 
> 1.7.5.4
> 
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