diff --git a/drivers/iommu/amd/iommu_v2.c b/drivers/iommu/amd/iommu_v2.c
index fb61bdca4c2c..16776e3c6eab 100644
--- a/drivers/iommu/amd/iommu_v2.c
+++ b/drivers/iommu/amd/iommu_v2.c
@@ -587,6 +587,7 @@ out_drop_state:
 	put_device_state(dev_state);
 
 out:
+	pci_dev_put(pdev);
 	return ret;
 }