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Upgrade to 4.4.50-rt62
[kvmfornfv.git]
/
kernel
/
drivers
/
iommu
/
amd_iommu_v2.c
diff --git
a/kernel/drivers/iommu/amd_iommu_v2.c
b/kernel/drivers/iommu/amd_iommu_v2.c
index
7caf2fa
..
4831eb9
100644
(file)
--- a/
kernel/drivers/iommu/amd_iommu_v2.c
+++ b/
kernel/drivers/iommu/amd_iommu_v2.c
@@
-809,8
+809,10
@@
int amd_iommu_init_device(struct pci_dev *pdev, int pasids)
goto out_free_domain;
group = iommu_group_get(&pdev->dev);
goto out_free_domain;
group = iommu_group_get(&pdev->dev);
- if (!group)
+ if (!group) {
+ ret = -EINVAL;
goto out_free_domain;
goto out_free_domain;
+ }
ret = iommu_attach_group(dev_state->domain, group);
if (ret != 0)
ret = iommu_attach_group(dev_state->domain, group);
if (ret != 0)