diff options
Diffstat (limited to 'drivers/iommu/intel/pasid.c')
| -rw-r--r-- | drivers/iommu/intel/pasid.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/iommu/intel/pasid.c b/drivers/iommu/intel/pasid.c index e13d7e5273e1..fb3c7020028d 100644 --- a/drivers/iommu/intel/pasid.c +++ b/drivers/iommu/intel/pasid.c @@ -101,8 +101,10 @@ int intel_pasid_alloc_table(struct device *dev) might_sleep(); info = dev_iommu_priv_get(dev); - if (WARN_ON(!info || !dev_is_pci(dev) || info->pasid_table)) - return -EINVAL; + if (WARN_ON(!info || !dev_is_pci(dev))) + return -ENODEV; + if (WARN_ON(info->pasid_table)) + return -EEXIST; pasid_table = kzalloc(sizeof(*pasid_table), GFP_KERNEL); if (!pasid_table) |