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qemu
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Check return value of qdev_init() 

But do so only where it may actually fail.  Leave the rest for the
next commit.

Patchworks-ID: 35167
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
This commit is contained in:
Markus Armbruster 2009-10-07 01:15:57 +02:00 committed by Anthony Liguori
parent 18cfeb52d1
commit 33e66b86d8
5 changed files with 12 additions and 6 deletions
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4
hw/pci-hotplug.c
View File

@ -172,8 +172,8 @@ static PCIDevice *qemu_pci_hot_add_storage(Monitor *mon,
default:
dev = NULL;
}
if (dev)
qdev_init(&dev->qdev);
if (!dev || qdev_init(&dev->qdev) < 0)
return NULL;
return dev;
}

1
hw/pci.c
View File

@ -833,6 +833,7 @@ static const char * const pci_nic_names[] = {
};
/* Initialize a PCI NIC. */
/* FIXME callers should check for failure, but don't */
PCIDevice *pci_nic_init(NICInfo *nd, const char *default_model,
const char *default_devaddr)
{

4
hw/scsi-bus.c
View File

@ -82,6 +82,7 @@ void scsi_qdev_register(SCSIDeviceInfo *info)
}
/* handle legacy '-drive if=scsi,...' cmd line args */
/* FIXME callers should check for failure, but don't */
SCSIDevice *scsi_bus_legacy_add_drive(SCSIBus *bus, DriveInfo *dinfo, int unit)
{
const char *driver;
@ -91,7 +92,8 @@ SCSIDevice *scsi_bus_legacy_add_drive(SCSIBus *bus, DriveInfo *dinfo, int unit)
dev = qdev_create(&bus->qbus, driver);
qdev_prop_set_uint32(dev, "scsi-id", unit);
qdev_prop_set_drive(dev, "drive", dinfo);
qdev_init(dev);
if (qdev_init(dev) < 0)
return NULL;
return DO_UPCAST(SCSIDevice, qdev, dev);
}

3
hw/usb-msd.c
View File

@ -571,7 +571,8 @@ USBDevice *usb_msd_init(const char *filename)
/* create guest device */
dev = usb_create(NULL /* FIXME */, "QEMU USB MSD");
qdev_prop_set_drive(&dev->qdev, "drive", dinfo);
qdev_init(&dev->qdev);
if (qdev_init(&dev->qdev) < 0)
return NULL;
return dev;
}

6
usb-linux.c
View File

@ -980,12 +980,14 @@ static USBDevice *usb_host_device_open_addr(int bus_num, int addr, const char *p
hostdev_link(dev);
qdev_init(&d->qdev);
if (qdev_init(&d->qdev) < 0)
goto fail_no_qdev;
return (USBDevice *) dev;
fail:
if (d)
qdev_free(&d->qdev);
fail_no_qdev:
if (fd != -1)
close(fd);
return NULL;
@ -1389,7 +1391,7 @@ static int usb_host_auto_scan(void *opaque, int bus_num, int addr,
/* We got a match */
/* Allredy attached ? */
/* Already attached ? */
if (hostdev_find(bus_num, addr))
return 0;