On Wed, May 27, 2015 at 01:19:57AM +0300, Vladimirs Ambrosovs wrote:
> @@ -685,15 +684,14 @@ static int iio_dummy_remove(int index)
> /* Buffered capture related cleanup */
> iio_simple_dummy_unconfigure_buffer(indio_dev);
>
> - ret = iio_simple_dummy_events_unregister(indio_dev);
> - if (ret)
> - goto error_ret;
> + /*
> + * Tidy up interrupt handling
> + * Always returns 0, so not checking for return value
> + */
Even though this is a dummy driver, this comment should be obvious to
everyone. Just leave it out.
> + iio_simple_dummy_events_unregister(indio_dev);
>
> /* Free all structures */
> iio_device_free(indio_dev);
> -
> -error_ret:
> - return ret;
> }
>
> /**
> @@ -722,9 +720,17 @@ static __init int iio_dummy_init(void)
> for (i = 0; i < instances; i++) {
> ret = iio_dummy_probe(i);
> if (ret < 0)
> - return ret;
> + goto error_probe;
> }
> return 0;
> +
> +error_probe:
The label actually removes... It's better to name labels after the
label location instead of the goto location.
> + /* Free devices registered before error */
Leave out the obvious commment.
> + while (i--)
> + iio_dummy_remove(i);
> +
> + kfree(iio_dummy_devs);
> + return ret;
> }
> module_init(iio_dummy_init);
regards,
dan carpenter
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