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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>
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@ -388,6 +388,7 @@ static void __devexit virtio_pci_remove(struct pci_dev *pci_dev)
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{
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struct virtio_pci_device *vp_dev = pci_get_drvdata(pci_dev);
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unregister_virtio_device(&vp_dev->vdev);
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free_irq(pci_dev->irq, vp_dev);
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pci_set_drvdata(pci_dev, NULL);
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pci_iounmap(pci_dev, vp_dev->ioaddr);
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