Hi Joerg,

On 03/31/2017 07:10 AM, Joerg Roedel wrote:
> From: Joerg Roedel <jroe...@suse.de>
> 
> Don't leave a stale pointer in case the device continues to
> exist for some more time.
> 
> Signed-off-by: Joerg Roedel <jroe...@suse.de>
> ---
>  drivers/iommu/omap-iommu.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/iommu/omap-iommu.c b/drivers/iommu/omap-iommu.c
> index 45df5c8..04b3718 100644
> --- a/drivers/iommu/omap-iommu.c
> +++ b/drivers/iommu/omap-iommu.c
> @@ -1252,6 +1252,7 @@ static void omap_iommu_remove_device(struct device *dev)
>       if (!dev->of_node || !arch_data)
>               return;
>  
> +     dev->archdata.iommu = NULL;

This can be squashed into Patch 2 to go alongside the matching change in
omap_iommu_attach_device().

regards
Suman

>       kfree(arch_data);
>  }
>  
> 

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