[PATCH v3 09/15] iommu/exynos: Clean up bus_set_iommu()

Robin Murphy
2022-07-05T17:09:17Z

Stop calling bus_set_iommu() since it's now unnecessary, and simplify
the init failure path accordingly.

Tested-by: Marek Szyprowski <m.szyprowski@samsung.com>
Signed-off-by: Robin Murphy <robin.murphy@arm.com>
---

v3: No change

drivers/iommu/exynos-iommu.c | 9 ---------
1 file changed, 9 deletions(-)

diff --git a/drivers/iommu/exynos-iommu.c b/drivers/iommu/exynos-iommu.c
index 71f2018e23fe..359b255b3924 100644
--- a/drivers/iommu/exynos-iommu.c
+++ b/drivers/iommu/exynos-iommu.c
@@ -1356,16 +1356,7 @@ static int __init exynos_iommu_init(void)
goto err_zero_lv2;
}

- ret = bus_set_iommu(&platform_bus_type, &exynos_iommu_ops);
- if (ret) {
- pr_err("%s: Failed to register exynos-iommu driver.\n",
- __func__);
- goto err_set_iommu;
- }
-
return 0;
-err_set_iommu:
- kmem_cache_free(lv2table_kmem_cache, zero_lv2_table);
err_zero_lv2:
platform_driver_unregister(&exynos_sysmmu_driver);
err_reg_driver:
--
2.36.1.dirty