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From:   Robin Murphy <robin.murphy@arm.com>
To:     joro@8bytes.org
Cc:     will@kernel.org, iommu@lists.linux.dev,
        linux-arm-kernel@lists.infradead.org, baolu.lu@linux.intel.com,
        kevin.tian@intel.com, suravee.suthikulpanit@amd.com,
        vasant.hegde@amd.com, mjrosato@linux.ibm.com,
        schnelle@linux.ibm.com, linux-kernel@vger.kernel.org
Subject: [PATCH v4 10/16] iommu/exynos: Clean up bus_set_iommu()
Date:   Mon, 15 Aug 2022 17:20:11 +0100
Message-Id: <d7477ef546479300217ca7bccb44da8b02715a07.1660572783.git.robin.murphy@arm.com>
In-Reply-To: <cover.1660572783.git.robin.murphy@arm.com>
References: <cover.1660572783.git.robin.murphy@arm.com>
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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>
---

v4: 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 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:
-- 
2.36.1.dirty