diff --git a/drivers/iommu/intel/svm.c b/drivers/iommu/intel/svm.c
index 9b0f22bc0514e..4b9b3f35ba0ea 100644
--- a/drivers/iommu/intel/svm.c
+++ b/drivers/iommu/intel/svm.c
@@ -675,7 +675,6 @@ static int intel_svm_unbind_mm(struct device *dev, u32 pasid)
 			kfree_rcu(sdev, rcu);
 
 			if (list_empty(&svm->devs)) {
-				intel_svm_free_pasid(mm);
 				if (svm->notifier.ops) {
 					mmu_notifier_unregister(&svm->notifier, mm);
 					/* Clear mm's pasid. */
@@ -690,6 +689,8 @@ static int intel_svm_unbind_mm(struct device *dev, u32 pasid)
 				kfree(svm);
 			}
 		}
+		/* Drop a PASID reference and free it if no reference. */
+		intel_svm_free_pasid(mm);
 	}
 out:
 	return ret;