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From: Joerg Roedel <joro@8bytes.org>
To: Yang Yingliang <yangyingliang@huawei.com>
Cc: iommu@lists.linux.dev, linux-mediatek@lists.infradead.org,
	yong.wu@mediatek.com, will@kernel.org, robin.murphy@arm.com,
	matthias.bgg@gmail.com
Subject: Re: [PATCH] iommu/mediatek: check return value after calling platform_get_resource()
Date: Sat, 19 Nov 2022 10:09:48 +0100	[thread overview]
Message-ID: <Y3idXEvo8/uBl4UV@8bytes.org> (raw)
In-Reply-To: <20221029103550.3774365-1-yangyingliang@huawei.com>

On Sat, Oct 29, 2022 at 06:35:50PM +0800, Yang Yingliang wrote:
> platform_get_resource() may return NULL pointer, we need check its
> return value to avoid null-ptr-deref in resource_size().
> 
> Fixes: 42d57fc58aeb ("iommu/mediatek: Initialise/Remove for multi bank dev")
> Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
> ---
>  drivers/iommu/mtk_iommu.c | 2 ++
>  1 file changed, 2 insertions(+)

Applied, thanks.

  parent reply	other threads:[~2022-11-19  9:09 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-10-29 10:35 [PATCH] iommu/mediatek: check return value after calling platform_get_resource() Yang Yingliang
2022-11-07 16:03 ` Matthias Brugger
2022-11-19  9:09 ` Joerg Roedel [this message]
  -- strict thread matches above, loose matches on Subject: below --
2022-07-04  7:59 Yang Yingliang via iommu
2022-07-04  7:59 ` Yang Yingliang
2022-07-04  7:59 ` Yang Yingliang

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