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SubjectRe: [PATCH v5 3/6] iommu/mediatek: Add error path for loop of mm_dts_parse
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Il 19/09/22 11:24, Yong Wu ha scritto:
> The mtk_iommu_mm_dts_parse will parse the smi larbs nodes. if the i+1
> larb is parsed fail, we should put_device for the 0..i larbs.

If any v6 will be required... you forgot to update the commit description with
"we should put_device for the i..0 larbs".

>
> There are two places need to comment:
> 1) The larbid may be not linear mapping, we should loop whole
> the array in the error path.
> 2) I move this line position: "data->larb_imu[id].dev = &plarbdev->dev;"
> before "if (!plarbdev->dev.driver)", That means set
> data->larb_imu[id].dev before the error path. then we don't need
> "platform_device_put(plarbdev)" again in probe_defer case. All depend
> on "put_device" of the error path in error cases.
>
> Fixes: d2e9a1102cfc ("iommu/mediatek: Contain MM IOMMU flow with the MM TYPE")
> Signed-off-by: Yong Wu <yong.wu@mediatek.com>

In any case....

Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>


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