From 2bba80c2bf521f56acabda2689dd4d89d8d70882 Mon Sep 17 00:00:00 2001 From: Robin Murphy Date: Mon, 15 Aug 2022 17:20:11 +0100 Subject: [PATCH] iommu/exynos: Clean up bus_set_iommu() Stop calling bus_set_iommu() since it's now unnecessary, and simplify the init failure path accordingly. Tested-by: Marek Szyprowski Signed-off-by: Robin Murphy Link: https://lore.kernel.org/r/d7477ef546479300217ca7bccb44da8b02715a07.1660572783.git.robin.murphy@arm.com Signed-off-by: Joerg Roedel --- 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 8e18984a0c4f..45fd4850bacb 100644 --- a/drivers/iommu/exynos-iommu.c +++ b/drivers/iommu/exynos-iommu.c @@ -1446,16 +1446,7 @@ 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: