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path: root/drivers/vfio
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-rw-r--r--drivers/vfio/pci/vfio_pci_intrs.c12
1 files changed, 8 insertions, 4 deletions
diff --git a/drivers/vfio/pci/vfio_pci_intrs.c b/drivers/vfio/pci/vfio_pci_intrs.c
index 210357691dc0..9dd49c9839ac 100644
--- a/drivers/vfio/pci/vfio_pci_intrs.c
+++ b/drivers/vfio/pci/vfio_pci_intrs.c
@@ -482,15 +482,19 @@ static int vfio_msi_enable(struct vfio_pci_device *vdev, int nvec, bool msix)
for (i = 0; i < nvec; i++)
vdev->msix[i].entry = i;
- ret = pci_enable_msix(pdev, vdev->msix, nvec);
- if (ret) {
+ ret = pci_enable_msix_range(pdev, vdev->msix, 1, nvec);
+ if (ret < nvec) {
+ if (ret > 0)
+ pci_disable_msix(pdev);
kfree(vdev->msix);
kfree(vdev->ctx);
return ret;
}
} else {
- ret = pci_enable_msi_block(pdev, nvec);
- if (ret) {
+ ret = pci_enable_msi_range(pdev, 1, nvec);
+ if (ret < nvec) {
+ if (ret > 0)
+ pci_disable_msi(pdev);
kfree(vdev->ctx);
return ret;
}