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path: root/drivers/iommu/amd_iommu_v2.c
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Diffstat (limited to 'drivers/iommu/amd_iommu_v2.c')
-rw-r--r--drivers/iommu/amd_iommu_v2.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/iommu/amd_iommu_v2.c b/drivers/iommu/amd_iommu_v2.c
index 574c71bdfcfa..6ba707b998ff 100644
--- a/drivers/iommu/amd_iommu_v2.c
+++ b/drivers/iommu/amd_iommu_v2.c
@@ -607,6 +607,10 @@ static int ppr_notifier(struct notifier_block *nb, unsigned long e, void *data)
ret = NOTIFY_OK;
out_drop_state:
+
+ if (ret != NOTIFY_OK && pasid_state)
+ put_pasid_state(pasid_state);
+
put_device_state(dev_state);
out: