@@ -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;
}
@@ -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)
{
@@ -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);
}
@@ -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;
}
@@ -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;
But do so only where it may actually fail. Leave the rest for the next commit. Signed-off-by: Markus Armbruster <armbru@redhat.com> --- hw/pci-hotplug.c | 4 ++-- hw/pci.c | 1 + hw/scsi-bus.c | 4 +++- hw/usb-msd.c | 3 ++- usb-linux.c | 6 ++++-- 5 files changed, 12 insertions(+), 6 deletions(-)