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virtio-pci: Check for virtio_blk_init() failure

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It can't actually fail now, but the next commit will change that.

s390_virtio_blk_init() already checks for failure, but
virtio_blk_init_pci() doesn't.  Fix that.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Markus Armbruster 2010-07-06 14:37:42 +02:00 committed by Kevin Wolf
parent 31f54f24bb
commit ac0c14d71b
1 changed files with 3 additions and 0 deletions
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3
hw/virtio-pci.c
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@ -551,6 +551,9 @@ static int virtio_blk_init_pci(PCIDevice *pci_dev)
return -1; return -1;
} }
vdev = virtio_blk_init(&pci_dev->qdev, &proxy->block); vdev = virtio_blk_init(&pci_dev->qdev, &proxy->block);
if (!vdev) {
return -1;
}
vdev->nvectors = proxy->nvectors; vdev->nvectors = proxy->nvectors;
virtio_init_pci(proxy, vdev, virtio_init_pci(proxy, vdev,
PCI_VENDOR_ID_REDHAT_QUMRANET, PCI_VENDOR_ID_REDHAT_QUMRANET,