Re: [Outreachy kernel] [PATCH v2 2/2] staging: iio: ad9834: Remove unnecessary goto label and compress return logic

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 




On Mon, 13 Mar 2017, sayli karnik wrote:

> The patch removes excessive goto label and compresses return logic.
>
> Signed-off-by: sayli karnik <karniksayli1995@xxxxxxxxx>
> ---
>  drivers/staging/iio/frequency/ad9834.c | 6 ++----
>  1 file changed, 2 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/staging/iio/frequency/ad9834.c b/drivers/staging/iio/frequency/ad9834.c
> index 60461a6..18f3e8f 100644
> --- a/drivers/staging/iio/frequency/ad9834.c
> +++ b/drivers/staging/iio/frequency/ad9834.c
> @@ -147,9 +147,8 @@ static ssize_t ad9834_write(struct device *dev,
>  	int ret;
>  	unsigned long val;
>
> -	ret = kstrtoul(buf, 10, &val);
> -	if (ret)
> -		goto error_ret;
> +	if (kstrtoul(buf, 10, &val))
> +		return kstrtoul(buf, 10, &val);

Not such a good idea.  The function does some work, and there is no need
to repeat it.

julia

>
>  	mutex_lock(&st->lock);
>  	switch ((u32)this_attr->address) {
> @@ -211,7 +210,6 @@ static ssize_t ad9834_write(struct device *dev,
>  	}
>  	mutex_unlock(&st->lock);
>
> -error_ret:
>  	return ret ? ret : len;
>  }
>
> --
> 2.7.4
>
> --
> You received this message because you are subscribed to the Google Groups "outreachy-kernel" group.
> To unsubscribe from this group and stop receiving emails from it, send an email to outreachy-kernel+unsubscribe@xxxxxxxxxxxxxxxx.
> To post to this group, send email to outreachy-kernel@xxxxxxxxxxxxxxxx.
> To view this discussion on the web visit https://groups.google.com/d/msgid/outreachy-kernel/59ddccc600cfd1594dcb4dadb44b80328fc06008.1489356140.git.karniksayli1995%40gmail.com.
> For more options, visit https://groups.google.com/d/optout.
>
--
To unsubscribe from this list: send the line "unsubscribe linux-iio" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html



[Index of Archives]     [Linux USB Devel]     [Video for Linux]     [Linux Audio Users]     [Yosemite News]     [Linux Input]     [Linux Kernel]     [Linux SCSI]     [X.org]

  Powered by Linux