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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 <m.szyprowski@samsung.com>
Signed-off-by: Robin Murphy <robin.murphy@arm.com>
Link: https://lore.kernel.org/r/d7477ef546479300217ca7bccb44da8b02715a07.1660572783.git.robin.murphy@arm.com
Signed-off-by: Joerg Roedel <jroedel@suse.de>
This commit is contained in:
Robin Murphy 2022-08-15 17:20:11 +01:00 committed by Joerg Roedel
parent 006abbe36a
commit 2bba80c2bf
1 changed files with 0 additions and 9 deletions
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9
drivers/iommu/exynos-iommu.c
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@ -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: