diff options
Diffstat (limited to 'drivers/iommu')
| -rw-r--r-- | drivers/iommu/intel-iommu.c | 17 |
1 files changed, 11 insertions, 6 deletions
diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c index bf2fbaa..abab245 100644 --- a/drivers/iommu/intel-iommu.c +++ b/drivers/iommu/intel-iommu.c @@ -2287,12 +2287,6 @@ static int domain_add_dev_info(struct dmar_domain *domain, if (!info) return -ENOMEM; - ret = domain_context_mapping(domain, pdev, translation); - if (ret) { - free_devinfo_mem(info); - return ret; - } - info->segment = pci_domain_nr(pdev->bus); info->bus = pdev->bus->number; info->devfn = pdev->devfn; @@ -2305,6 +2299,17 @@ static int domain_add_dev_info(struct dmar_domain *domain, pdev->dev.archdata.iommu = info; spin_unlock_irqrestore(&device_domain_lock, flags); + ret = domain_context_mapping(domain, pdev, translation); + if (ret) { + spin_lock_irqsave(&device_domain_lock, flags); + list_del(&info->link); + list_del(&info->global); + pdev->dev.archdata.iommu = NULL; + spin_unlock_irqrestore(&device_domain_lock, flags); + free_devinfo_mem(info); + return ret; + } + return 0; } |