diff --git a/drivers/iommu/amd/io_pgtable.c b/drivers/iommu/amd/io_pgtable.c
index 9d9a7fde59e7..1074ee25064d 100644
--- a/drivers/iommu/amd/io_pgtable.c
+++ b/drivers/iommu/amd/io_pgtable.c
@@ -588,9 +588,9 @@ static struct io_pgtable *v1_alloc_pgtable(struct io_pgtable_cfg *cfg, void *coo
 {
 	struct amd_io_pgtable *pgtable = io_pgtable_cfg_to_data(cfg);
 
-	cfg->pgsize_bitmap  = AMD_IOMMU_PGSIZES,
-	cfg->ias            = IOMMU_IN_ADDR_BIT_SIZE,
-	cfg->oas            = IOMMU_OUT_ADDR_BIT_SIZE,
+	cfg->pgsize_bitmap  = AMD_IOMMU_PGSIZES;
+	cfg->ias            = IOMMU_IN_ADDR_BIT_SIZE;
+	cfg->oas            = IOMMU_OUT_ADDR_BIT_SIZE;
 	cfg->tlb            = &v1_flush_ops;
 
 	pgtable->iop.ops.map_pages    = iommu_v1_map_pages;
diff --git a/drivers/iommu/arm/arm-smmu/arm-smmu-nvidia.c b/drivers/iommu/arm/arm-smmu/arm-smmu-nvidia.c
index 4b2994b6126d..2fce4f6d4e1b 100644
--- a/drivers/iommu/arm/arm-smmu/arm-smmu-nvidia.c
+++ b/drivers/iommu/arm/arm-smmu/arm-smmu-nvidia.c
@@ -277,7 +277,7 @@ static int nvidia_smmu_init_context(struct arm_smmu_domain *smmu_domain,
 	 */
 	if (of_device_is_compatible(np, "nvidia,tegra234-smmu") ||
 	    of_device_is_compatible(np, "nvidia,tegra194-smmu")) {
-		smmu->pgsize_bitmap = PAGE_SIZE;
+		smmu->pgsize_bitmap &= GENMASK(PAGE_SHIFT, 0);
 		pgtbl_cfg->pgsize_bitmap = smmu->pgsize_bitmap;
 	}
 
diff --git a/drivers/iommu/sprd-iommu.c b/drivers/iommu/sprd-iommu.c
index ba53571a8239..a2f4ffe6d949 100644
--- a/drivers/iommu/sprd-iommu.c
+++ b/drivers/iommu/sprd-iommu.c
@@ -232,8 +232,8 @@ static void sprd_iommu_cleanup(struct sprd_iommu_domain *dom)
 
 	pgt_size = sprd_iommu_pgt_size(&dom->domain);
 	dma_free_coherent(dom->sdev->dev, pgt_size, dom->pgt_va, dom->pgt_pa);
-	dom->sdev = NULL;
 	sprd_iommu_hw_en(dom->sdev, false);
+	dom->sdev = NULL;
 }
 
 static void sprd_iommu_domain_free(struct iommu_domain *domain)