After qdev_init() fails, the device is gone. Failure to check runs a
high risk of use-after-free.
Patchworks-ID: 35166
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
DeviceState *qdev_create(BusState *bus, const char *name);
DeviceState *qdev_device_add(QemuOpts *opts);
-int qdev_init(DeviceState *dev);
+int qdev_init(DeviceState *dev) __attribute__((warn_unused_result));
void qdev_init_nofail(DeviceState *dev);
int qdev_unplug(DeviceState *dev);
void qdev_free(DeviceState *dev);