[PATCH 40/44] staging: unisys: Convert device creation to use visor_device
Dan Carpenter
dan.carpenter at oracle.com
Sat May 16 11:32:33 UTC 2015
On Wed, May 13, 2015 at 01:22:34PM -0400, Benjamin Romer wrote:
> @@ -1022,29 +997,21 @@ create_visor_device(struct visor_device *bdev,
> goto away;
> }
>
> - /* note: device_register is simply device_initialize + device_add */
> - registered1 = true;
> -
> rc = register_devmajorminor_attributes(dev);
> if (rc < 0) {
> POSTCODE_LINUX_3(DEVICE_REGISTER_FAILURE_PC, chipset_dev_no,
> DIAG_SEVERITY_ERR);
> - goto away;
> + goto away_register;
> }
>
> - registered2 = true;
> - rc = 0;
> + list_add_tail(&dev->list_all, &list_all_device_instances);
> + put_device(&dev->device);
We don't want to call put_device() on the success path. It hopefully
would have triggered an error if we call remove_visor_device()?
> + return 0;
>
> +away_register:
> + device_unregister(&dev->device);
> away:
regards,
dan carpenter
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