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Date:   Fri, 6 Jul 2018 13:18:40 +0200
From:   Joerg Roedel <joro@8bytes.org>
To:     "yzhai003@ucr.edu" <yzhai003@ucr.edu>
Cc:     iommu@lists.linux-foundation.org, linux-kernel@vger.kernel.org,
        csong@cs.ucr.edu, zhiyunq@cs.ucr.edu
Subject: Re: [PATCH] iommu/amd: Argument page_size could be uninitialized
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On Fri, Jun 01, 2018 at 11:30:14AM -0700, yzhai003@ucr.edu wrote:
> Argument "page_size" passing to function "fetch_pte" could be
> uninitialized if the function returns NULL
> 
> The caller "iommu_unmap_page" checks the return value but the page_size is
> used outside the if block.
> 
> Signed-off-by: yzhai003@ucr.edu <yzhai003@ucr.edu>
> ---
>  drivers/iommu/amd_iommu.c | 2 ++
>  1 file changed, 2 insertions(+)

Applied, thanks.