From: Mark McLoughlin <markmc@redhat.com>
Date: Tue, 7 Jul 2009 07:26:45 +0000 (+0100)
Subject: virtio-pci: correctly unregister root device on error
X-Git-Tag: accepted/tizen/common/20141203.182822~15218^2~1
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=4b892e6582e3a4fe01f623aea386907270d5bf83;p=platform%2Fkernel%2Flinux-arm64.git

virtio-pci: correctly unregister root device on error

If pci_register_driver() fails we're incorrectly unregistering the root
device with device_unregister() rather than root_device_unregister().

Reported-by: Don Zickus <dzickus@redhat.com>
Signed-off-by: Mark McLoughlin <markmc@redhat.com>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
---

diff --git a/drivers/virtio/virtio_pci.c b/drivers/virtio/virtio_pci.c
index 193c8f0..bcec78f 100644
--- a/drivers/virtio/virtio_pci.c
+++ b/drivers/virtio/virtio_pci.c
@@ -669,7 +669,7 @@ static int __init virtio_pci_init(void)
 
 	err = pci_register_driver(&virtio_pci_driver);
 	if (err)
-		device_unregister(virtio_pci_root);
+		root_device_unregister(virtio_pci_root);
 
 	return err;
 }