From: Dan Carpenter <dan.carpenter@linaro.org>
To: Su Hui <suhui@nfschina.com>
Cc: boris.brezillon@collabora.com, steven.price@arm.com,
liviu.dudau@arm.com, maarten.lankhorst@linux.intel.com,
mripard@kernel.org, tzimmermann@suse.de, airlied@gmail.com,
simona@ffwll.ch, mary.guillemard@collabora.com,
dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org,
kernel-janitors@vger.kernel.org
Subject: Re: [PATCH] drm/panthor: avoid garbage value in panthor_ioctl_dev_query()
Date: Mon, 20 Jan 2025 10:21:49 +0300 [thread overview]
Message-ID: <01bf1bd2-2764-41a1-85aa-962f1197387f@stanley.mountain> (raw)
In-Reply-To: <20250119025828.1168419-1-suhui@nfschina.com>
On Sun, Jan 19, 2025 at 10:58:29AM +0800, Su Hui wrote:
> 'priorities_info' is uninitialized, and the uninitialized value is copied
> to user object when calling PANTHOR_UOBJ_SET(). Using memset to initialize
> 'priorities_info' to avoid this garbage value problem.
>
> Fixes: f70000ef2352 ("drm/panthor: Add DEV_QUERY_GROUP_PRIORITIES_INFO dev query")
> Signed-off-by: Su Hui <suhui@nfschina.com>
Reviewed-by: Dan Carpenter <dan.carpenter@linaro.org>
How did you find this bug?
regards,
dan carpenter
next prev parent reply other threads:[~2025-01-20 7:21 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-01-19 2:58 Su Hui
2025-01-20 7:21 ` Dan Carpenter [this message]
2025-01-20 8:42 ` Su Hui
2025-02-07 16:44 ` Boris Brezillon
2025-01-20 9:26 ` Boris Brezillon
2025-01-20 10:01 ` Steven Price
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