linux-kernel - [PATCH v6 02/14] iommu/rockchip: Fix error handling in probe

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Message-Id: <20180301100824.14887-3-jeffy.chen@rock-chips.com>
Date:   Thu,  1 Mar 2018 18:08:12 +0800
From:   Jeffy Chen <jeffy.chen@...k-chips.com>
To:     linux-kernel@...r.kernel.org
Cc:     jcliang@...omium.org, robin.murphy@....com, xxm@...k-chips.com,
        tfiga@...omium.org, Jeffy Chen <jeffy.chen@...k-chips.com>,
        Heiko Stuebner <heiko@...ech.de>,
        linux-rockchip@...ts.infradead.org,
        iommu@...ts.linux-foundation.org, Joerg Roedel <joro@...tes.org>,
        linux-arm-kernel@...ts.infradead.org
Subject: [PATCH v6 02/14] iommu/rockchip: Fix error handling in probe

Add missing iommu_device_sysfs_remove in error path.

Signed-off-by: Jeffy Chen <jeffy.chen@...k-chips.com>
Reviewed-by: Tomasz Figa <tfiga@...omium.org>
---

Changes in v6: None
Changes in v5: None
Changes in v4: None
Changes in v3: None
Changes in v2: None

 drivers/iommu/rockchip-iommu.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/drivers/iommu/rockchip-iommu.c b/drivers/iommu/rockchip-iommu.c
index 16cd8780c289..c2ef3cbd4401 100644
--- a/drivers/iommu/rockchip-iommu.c
+++ b/drivers/iommu/rockchip-iommu.c
@@ -1193,8 +1193,12 @@ static int rk_iommu_probe(struct platform_device *pdev)
 
 	iommu_device_set_ops(&iommu->iommu, &rk_iommu_ops);
 	err = iommu_device_register(&iommu->iommu);
+	if (err) {
+		iommu_device_sysfs_remove(&iommu->iommu);
+		return err;
+	}
 
-	return err;
+	return 0;
 }
 
 static const struct of_device_id rk_iommu_dt_ids[] = {
-- 
2.11.0