diff options
| -rw-r--r-- | drivers/base/core.c | 20 | ||||
| -rw-r--r-- | include/linux/device.h | 1 |
2 files changed, 14 insertions, 7 deletions
diff --git a/drivers/base/core.c b/drivers/base/core.c index 40041319657..d021c98605b 100644 --- a/drivers/base/core.c +++ b/drivers/base/core.c @@ -844,13 +844,19 @@ int device_add(struct device *dev) { struct device *parent = NULL; struct class_interface *class_intf; - int error; + int error = -EINVAL; dev = get_device(dev); - if (!dev || !strlen(dev->bus_id)) { - error = -EINVAL; - goto Done; - } + if (!dev) + goto done; + + /* Temporarily support init_name if it is set. + * It will override bus_id for now */ + if (dev->init_name) + dev_set_name(dev, "%s", dev->init_name); + + if (!strlen(dev->bus_id)) + goto done; pr_debug("device: '%s': %s\n", dev->bus_id, __func__); @@ -919,7 +925,7 @@ int device_add(struct device *dev) class_intf->add_dev(dev, class_intf); mutex_unlock(&dev->class->p->class_mutex); } - Done: +done: put_device(dev); return error; DPMError: @@ -946,7 +952,7 @@ int device_add(struct device *dev) cleanup_device_parent(dev); if (parent) put_device(parent); - goto Done; + goto done; } /** diff --git a/include/linux/device.h b/include/linux/device.h index a701c1b5184..4d8372d135d 100644 --- a/include/linux/device.h +++ b/include/linux/device.h @@ -358,6 +358,7 @@ struct device { struct kobject kobj; char bus_id[BUS_ID_SIZE]; /* position on parent bus */ + const char *init_name; /* initial name of the device */ struct device_type *type; unsigned uevent_suppress:1; |