Re: [Qemu-devel] [PATCH 17/19] usb-redir: convert init to realize

[Paolo Bonzini <pbonzini@redhat.com>]

Il 18/09/2014 11:32, arei.gonglei@huawei.com ha scritto:
> From: Gonglei <arei.gonglei@huawei.com>
> 
> In this way, all the implementations now use
> error_setg instead of qerror_report for reporting error.
> 
> Signed-off-by: Gonglei <arei.gonglei@huawei.com>
> ---
>  hw/usb/redirect.c | 15 +++++++--------
>  1 file changed, 7 insertions(+), 8 deletions(-)
> 
> diff --git a/hw/usb/redirect.c b/hw/usb/redirect.c
> index 95158b3..e2c9896 100644
> --- a/hw/usb/redirect.c
> +++ b/hw/usb/redirect.c
> @@ -1361,14 +1361,14 @@ static void usbredir_init_endpoints(USBRedirDevice *dev)
>      }
>  }
>  
> -static int usbredir_initfn(USBDevice *udev)
> +static void usbredir_realize(USBDevice *udev, Error **errp)
>  {
>      USBRedirDevice *dev = DO_UPCAST(USBRedirDevice, dev, udev);
>      int i;
>  
>      if (dev->cs == NULL) {
> -        qerror_report(QERR_MISSING_PARAMETER, "chardev");
> -        return -1;
> +        error_set(errp, QERR_MISSING_PARAMETER, "chardev");
> +        return;
>      }
>  
>      if (dev->filter_str) {
> @@ -1376,9 +1376,9 @@ static int usbredir_initfn(USBDevice *udev)
>                                             &dev->filter_rules,
>                                             &dev->filter_rules_count);
>          if (i) {
> -            qerror_report(QERR_INVALID_PARAMETER_VALUE, "filter",
> -                          "a usb device filter string");
> -            return -1;
> +            error_set(errp, QERR_INVALID_PARAMETER_VALUE, "filter",
> +                      "a usb device filter string");
> +            return;
>          }
>      }
>  
> @@ -1402,7 +1402,6 @@ static int usbredir_initfn(USBDevice *udev)
>  
>      qemu_add_vm_change_state_handler(usbredir_vm_state_change, dev);
>      add_boot_device_path(dev->bootindex, &udev->qdev, NULL);
> -    return 0;
>  }
>  
>  static void usbredir_cleanup_device_queues(USBRedirDevice *dev)
> @@ -2481,7 +2480,7 @@ static void usbredir_class_initfn(ObjectClass *klass, void *data)
>      USBDeviceClass *uc = USB_DEVICE_CLASS(klass);
>      DeviceClass *dc = DEVICE_CLASS(klass);
>  
> -    uc->init           = usbredir_initfn;
> +    uc->realize        = usbredir_realize;
>      uc->product_desc   = "USB Redirection Device";
>      uc->handle_destroy = usbredir_handle_destroy;
>      uc->cancel_packet  = usbredir_cancel_packet;
> 

Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>