Re: [PATCH] Input: introduce managed input devices (add devressupport)

From: Henrik Rydberg
Date: Mon Oct 29 2012 - 17:28:09 EST


> > Either way, the code looks functional to me.
>
> So is that "reviewed-by"?

I was thinking about this hunk:

> @@ -1972,7 +2084,20 @@ int input_register_device(struct input_dev *dev)
>
> mutex_unlock(&input_mutex);
>
> + if (dev->devres_managed) {
> + dev_info(dev->dev.parent, "%s: registerign %s with devres.\n",
> + __func__, dev->name ?: "N/A");
> + devres_add(dev->dev.parent, devres);
> + }
> return 0;
> +
> +err_device_del:
> + device_del(&dev->dev);
> +err_free_vals:
> + kfree(dev->vals);

Won't this yield a double free once we reach release()?

> +err_devres_free:
> + devres_free(devres);
> + return error;
> }
> EXPORT_SYMBOL(input_register_device);

Thanks,
Henrik
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