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.
next prev parent reply other threads:[~2022-11-19 9:10 UTC|newest]
Thread overview: 4+ 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
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