diff options
| -rw-r--r-- | drivers/iommu/iommu.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/iommu/iommu.c b/drivers/iommu/iommu.c index ac4adb337038..0639b9274b11 100644 --- a/drivers/iommu/iommu.c +++ b/drivers/iommu/iommu.c @@ -678,15 +678,17 @@ static struct iommu_group *iommu_group_get_for_pci_dev(struct pci_dev *pdev) */ struct iommu_group *iommu_group_get_for_dev(struct device *dev) { - struct iommu_group *group = ERR_PTR(-EIO); + struct iommu_group *group; int ret; group = iommu_group_get(dev); if (group) return group; - if (dev_is_pci(dev)) - group = iommu_group_get_for_pci_dev(to_pci_dev(dev)); + if (!dev_is_pci(dev)) + return ERR_PTR(-EINVAL); + + group = iommu_group_get_for_pci_dev(to_pci_dev(dev)); if (IS_ERR(group)) return group; |