From bd6c26900bae19bd51abedfc9a8a281afbba3a06 Mon Sep 17 00:00:00 2001
From: Anthony Liguori <aliguori@us.ibm.com>
Date: Wed, 19 Mar 2008 20:35:04 -0500
Subject: [PATCH] virtio_pci: unregister virtio device at device remove
Make sure to call unregister_virtio_device() when a virtio device is removed.
Otherwise, virtio_pci.ko cannot be rmmod'd.
This was spotted by Marcelo Tosatti.
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
---
drivers/virtio/virtio_pci.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/virtio/virtio_pci.c b/drivers/virtio/virtio_pci.c
index 59a8f73dec73..6c8ecde6aad1 100644
--- a/drivers/virtio/virtio_pci.c
+++ b/drivers/virtio/virtio_pci.c
@@ -388,6 +388,7 @@ static void __devexit virtio_pci_remove(struct pci_dev *pci_dev)
{
struct virtio_pci_device *vp_dev = pci_get_drvdata(pci_dev);
+ unregister_virtio_device(&vp_dev->vdev);
free_irq(pci_dev->irq, vp_dev);
pci_set_drvdata(pci_dev, NULL);
pci_iounmap(pci_dev, vp_dev->ioaddr);
--
2.20.1