linux-kernel - Re: [RESEND][PATCH] iommu/amd: Fix NULL dereference bug in match_hid

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Message-ID: <20190315152447.GA16974@8bytes.org>
Date:   Fri, 15 Mar 2019 16:24:47 +0100
From:   Joerg Roedel <joro@...tes.org>
To:     Aaron Ma <aaron.ma@...onical.com>
Cc:     iommu@...ts.linux-foundation.org, linux-kernel@...r.kernel.org
Subject: Re: [RESEND][PATCH] iommu/amd: Fix NULL dereference bug in
 match_hid_uid

On Wed, Mar 13, 2019 at 09:53:24PM +0800, Aaron Ma wrote:
> Add a non-NULL check to fix potential NULL pointer dereference
> Cleanup code to call function once.
> 
> Signed-off-by: Aaron Ma <aaron.ma@...onical.com>
> ---
>  drivers/iommu/amd_iommu.c | 9 +++++++--
>  1 file changed, 7 insertions(+), 2 deletions(-)

Applied with cleaned-up coding style and a Fixes tag, thanks.