[PATCH v9 03/15] iommu/mediatek: Return ENODEV if the device is NULL

[AngeloGioacchino Del Regno]

Il 12/11/21 11:54, Yong Wu ha scritto:
> The platform device is created at:
> of_platform_default_populate_init:  arch_initcall_sync
>    ->of_platform_populate
>          ->of_platform_device_create_pdata
> 
> When entering our probe, all the devices should be already created.
> if it is null, means NODEV. Currently we don't get the fail case.
> It's a minor fix, no need add fixes tags.
> 
> Signed-off-by: Yong Wu <yong.wu at mediatek.com>

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