[PATCH 05/77] Staging: hv: vmbus: Properly handle the error in hv_acpi_init()

Properly handle the error in hv_acpi_init().

Signed-off-by: K. Y. Srinivasan <kys@microsoft.com>
Signed-off-by: Haiyang Zhang <haiyangz@microsoft.com>
Signed-off-by: Hank Janssen <redacted>
---
 drivers/staging/hv/vmbus_drv.c |    5 ++++-
 1 files changed, 4 insertions(+), 1 deletions(-)

diff --git a/drivers/staging/hv/vmbus_drv.c b/drivers/staging/hv/vmbus_drv.c
index be158be..1c949f5 100644
--- a/drivers/staging/hv/vmbus_drv.c
+++ b/drivers/staging/hv/vmbus_drv.c

@@ -788,7 +788,10 @@ static int __init hv_acpi_init(void)
 		return -ENODEV;
 	}
 
-	return vmbus_bus_init(irq);
+	ret = vmbus_bus_init(irq);
+	if (ret)
+		acpi_bus_unregister_driver(&vmbus_acpi_driver);
+	return ret;
 }
 
 

-- 
1.7.4.1