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SubjectRe: [PATCH] iommu/ipmmu-vmsa: fix device reference leaks
Adding a few more people to Cc.

On Sun, Feb 03, 2019 at 10:27:09AM +0000, wen yang wrote:
> Make sure to drop the reference to the device taken by
> of_find_device_by_node() on driver unbind.
>
> Signed-off-by: Wen Yang <yellowriver2010@hotmail.com>
> Cc: Joerg Roedel <joro@8bytes.org>
> Cc: iommu@lists.linux-foundation.org
> Cc: linux-kernel@vger.kernel.org
> ---
> drivers/iommu/ipmmu-vmsa.c | 3 +++
> 1 file changed, 3 insertions(+)
>
> diff --git a/drivers/iommu/ipmmu-vmsa.c b/drivers/iommu/ipmmu-vmsa.c
> index 7a4529c..cebf56d 100644
> --- a/drivers/iommu/ipmmu-vmsa.c
> +++ b/drivers/iommu/ipmmu-vmsa.c
> @@ -756,6 +756,9 @@ static int ipmmu_init_platform_device(struct device *dev,
>
> fwspec->iommu_priv = platform_get_drvdata(ipmmu_pdev);
>
> + if (!fwspec->iommu_priv)
> + put_device(&ipmmu_pdev->dev);
> +
> return 0;
> }
>
> --
> 2.7.4

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