diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/virtio/virtio_pci_common.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/virtio/virtio_pci_common.c b/drivers/virtio/virtio_pci_common.c index ad258a9d3b9f..4df77eeb4d16 100644 --- a/drivers/virtio/virtio_pci_common.c +++ b/drivers/virtio/virtio_pci_common.c @@ -409,6 +409,9 @@ int vp_find_vqs(struct virtio_device *vdev, unsigned int nvqs, err = vp_find_vqs_msix(vdev, nvqs, vqs, callbacks, names, false, ctx, desc); if (!err) return 0; + /* Is there an interrupt pin? If not give up. */ + if (!(to_vp_device(vdev)->pci_dev->pin)) + return err; /* Finally fall back to regular interrupts. */ return vp_find_vqs_intx(vdev, nvqs, vqs, callbacks, names, ctx); } |