diff --git a/drivers/staging/hv/vmbus_drv.c b/drivers/staging/hv/vmbus_drv.c index 757943b5d406..b5e06d68f058 100644 --- a/drivers/staging/hv/vmbus_drv.c +++ b/drivers/staging/hv/vmbus_drv.c @@ -492,7 +492,7 @@ static int vmbus_bus_init(int irq) ret = bus_register(&hv_bus); if (ret) - return ret; + goto err_cleanup; ret = request_irq(irq, vmbus_isr, IRQF_SAMPLE_RANDOM, driver_name, hv_acpi_dev); @@ -500,10 +500,7 @@ static int vmbus_bus_init(int irq) if (ret != 0) { pr_err("Unable to request IRQ %d\n", irq); - - bus_unregister(&hv_bus); - - return ret; + goto err_unregister; } vector = IRQ0_VECTOR + irq; @@ -514,16 +511,23 @@ static int vmbus_bus_init(int irq) */ on_each_cpu(hv_synic_init, (void *)&vector, 1); ret = vmbus_connect(); - if (ret) { - free_irq(irq, hv_acpi_dev); - bus_unregister(&hv_bus); - return ret; - } - + if (ret) + goto err_irq; vmbus_request_offers(); return 0; + +err_irq: + free_irq(irq, hv_acpi_dev); + +err_unregister: + bus_unregister(&hv_bus); + +err_cleanup: + hv_cleanup(); + + return ret; } /**