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dev-serial: convert init to realize 

In this way, all the implementations now use
error_setg instead of error_report for reporting error.

Signed-off-by: Gonglei <arei.gonglei@huawei.com>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
Gonglei 2014-09-19 14:48:34 +08:00 committed by Gerd Hoffmann
parent 63cdca364c
commit 38fff2c9f4
1 changed files with 6 additions and 12 deletions
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18
hw/usb/dev-serial.c
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@ -476,18 +476,17 @@ static void usb_serial_event(void *opaque, int event)
}
}
static int usb_serial_initfn(USBDevice *dev)
static void usb_serial_realize(USBDevice *dev, Error **errp)
{
USBSerialState *s = DO_UPCAST(USBSerialState, dev, dev);
Error *local_err = NULL;
usb_desc_create_serial(dev);
usb_desc_init(dev);
dev->auto_attach = 0;
if (!s->cs) {
error_report("Property chardev is required");
return -1;
error_setg(errp, "Property chardev is required");
return;
}
qemu_chr_add_handlers(s->cs, usb_serial_can_read, usb_serial_read,
@ -495,13 +494,8 @@ static int usb_serial_initfn(USBDevice *dev)
usb_serial_handle_reset(dev);
if (s->cs->be_open && !dev->attached) {
usb_device_attach(dev, &local_err);
if (local_err) {
qerror_report_err(local_err);
error_free(local_err);
}
usb_device_attach(dev, errp);
}
return 0;
}
static USBDevice *usb_serial_init(USBBus *bus, const char *filename)
@ -592,7 +586,7 @@ static void usb_serial_class_initfn(ObjectClass *klass, void *data)
DeviceClass *dc = DEVICE_CLASS(klass);
USBDeviceClass *uc = USB_DEVICE_CLASS(klass);
uc->init = usb_serial_initfn;
uc->realize = usb_serial_realize;
uc->product_desc = "QEMU USB Serial";
uc->usb_desc = &desc_serial;
uc->handle_reset = usb_serial_handle_reset;
@ -620,7 +614,7 @@ static void usb_braille_class_initfn(ObjectClass *klass, void *data)
DeviceClass *dc = DEVICE_CLASS(klass);
USBDeviceClass *uc = USB_DEVICE_CLASS(klass);
uc->init = usb_serial_initfn;
uc->realize = usb_serial_realize;
uc->product_desc = "QEMU USB Braille";
uc->usb_desc = &desc_braille;
uc->handle_reset = usb_serial_handle_reset;