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-rw-r--r--drivers/iommu/amd_iommu.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/iommu/amd_iommu.c b/drivers/iommu/amd_iommu.c
index e5e223938eec..374c129219ef 100644
--- a/drivers/iommu/amd_iommu.c
+++ b/drivers/iommu/amd_iommu.c
@@ -114,6 +114,7 @@ struct kmem_cache *amd_iommu_irq_cache;
static void update_domain(struct protection_domain *domain);
static int protection_domain_init(struct protection_domain *domain);
+static void detach_device(struct device *dev);
/*
* For dynamic growth the aperture size is split into ranges of 128MB of
@@ -384,6 +385,9 @@ static void iommu_uninit_device(struct device *dev)
if (!dev_data)
return;
+ if (dev_data->domain)
+ detach_device(dev);
+
iommu_device_unlink(amd_iommu_rlookup_table[dev_data->devid]->iommu_dev,
dev);