1 files changed, 6 insertions, 0 deletions

diff --git a/drivers/virtio/virtio_pci.c b/drivers/virtio/virtio_pci.c
index 192687e3a56a..26f787ddd5ff 100644
--- a/drivers/virtio/virtio_pci.c
+++ b/drivers/virtio/virtio_pci.c
@@ -311,6 +311,12 @@ static int __devinit virtio_pci_probe(struct pci_dev *pci_dev,
         if (pci_dev->device < 0x1000 || pci_dev->device > 0x103f)
                 return -ENODEV;
 
+        if (pci_dev->revision != VIRTIO_PCI_ABI_VERSION) {
+                printk(KERN_ERR "virtio_pci: expected ABI version %d, got %d\n",
+                       VIRTIO_PCI_ABI_VERSION, pci_dev->revision);
+                return -ENODEV;
+        }
+
         /* allocate our structure and fill it out */
         vp_dev = kzalloc(sizeof(struct virtio_pci_device), GFP_KERNEL);
         if (vp_dev == NULL)