Re: [PATCH 1/6] IIO: Core sysfs only support.

[Jonathan Cameron]

On 10/17/11 14:16, Jonathan Cameron wrote:
> Add support for simple sysfs only interfaces.
> 
> Bulk of patch is concerned with taking struct iio_chan_spec
> arrays and generating all the relevant interfaces from them.
Sorry all, one little rather debilitating buglet in here.
Means no attrs actually get registered.
...
> +struct iio_dev *iio_device_allocate(int sizeof_priv)
> +{
> +	struct iio_dev *dev;
> +	size_t alloc_size;
> +
> +	alloc_size = sizeof(struct iio_dev);
> +	if (sizeof_priv) {
> +		alloc_size = ALIGN(alloc_size, IIO_ALIGN);
> +		alloc_size += sizeof_priv;
> +	}
> +	/* ensure cacheline alignment of whole construct */
> +	alloc_size += IIO_ALIGN - 1;
> +
> +	dev = kzalloc(alloc_size, GFP_KERNEL);
> +
> +	if (dev) {
Following line was missing for some reason.

		dev->dev.groups = dev->groups;
> +		dev->dev.type = &iio_dev_type;
> +		dev->dev.bus = &iio_bus_type;
> +		device_initialize(&dev->dev);
> +		dev_set_drvdata(&dev->dev, (void *)dev);
> +		mutex_init(&dev->mlock);
> +	}
> +
> +	return dev;
> +}
> +EXPORT_SYMBOL_GPL(iio_device_allocate);
..
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