diff --git a/drivers/i2c/i2c-core-base.c b/drivers/i2c/i2c-core-base.c index 1caaa3b3ee10..25d66de41287 100644 --- a/drivers/i2c/i2c-core-base.c +++ b/drivers/i2c/i2c-core-base.c @@ -1557,7 +1557,10 @@ static int i2c_register_adapter(struct i2c_adapter *adap) goto out_list; } - dev_set_name(&adap->dev, "i2c-%d", adap->nr); + res = dev_set_name(&adap->dev, "i2c-%d", adap->nr); + if (res) + goto err_remove_irq_domain; + adap->dev.bus = &i2c_bus_type; adap->dev.type = &i2c_adapter_type; device_initialize(&adap->dev); @@ -1575,14 +1578,14 @@ static int i2c_register_adapter(struct i2c_adapter *adap) pm_suspend_ignore_children(&adap->dev, true); pm_runtime_enable(&adap->dev); + adap->debugfs = debugfs_create_dir(dev_name(&adap->dev), i2c_debugfs_root); + res = device_add(&adap->dev); if (res) { pr_err("adapter '%s': can't register device (%d)\n", adap->name, res); - goto err_put_adap; + goto err_remove_debugfs; } - adap->debugfs = debugfs_create_dir(dev_name(&adap->dev), i2c_debugfs_root); - res = i2c_setup_smbus_alert(adap); if (res) goto out_reg; @@ -1606,13 +1609,14 @@ static int i2c_register_adapter(struct i2c_adapter *adap) out_reg: i2c_deregister_clients(adap); - debugfs_remove_recursive(adap->debugfs); device_del(&adap->dev); +err_remove_debugfs: + debugfs_remove_recursive(adap->debugfs); err_put_adap: init_completion(&adap->dev_released); put_device(&adap->dev); wait_for_completion(&adap->dev_released); - +err_remove_irq_domain: i2c_host_notify_irq_teardown(adap); out_list: mutex_lock(&core_lock);