[PATCH 07/13] iommu/exynos: Clean up bus_set_iommu()

[Robin Murphy <robin.murphy@arm.com>]

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

Signed-off-by: Robin Murphy <robin.murphy@arm.com>
---
 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:
-- 
2.28.0.dirty