linux-kernel - Re: (subset) [PATCH] drm/imagination: Fixed oops when misusing ioctl CREATE_HWRT

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Message-Id: <170264598499.449619.5534546786451480094.b4-ty@kernel.org>
Date: Fri, 15 Dec 2023 14:13:04 +0100
From: Maxime Ripard <mripard@...nel.org>
To: dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org, 
 Donald Robson <donald.robson@...tec.com>
Cc: frank.binns@...tec.com, matt.coster@...tec.com, 
 maarten.lankhorst@...ux.intel.com, tzimmermann@...e.de, airlied@...il.com, 
 daniel@...ll.ch
Subject: Re: (subset) [PATCH] drm/imagination: Fixed oops when misusing
 ioctl CREATE_HWRT_DATASET

On Fri, 08 Dec 2023 16:30:19 +0000, Donald Robson wrote:
> While writing the matching IGT suite I discovered that it's possible to
> cause a kernel oops when using DRM_IOCTL_PVR_CREATE_HWRT_DATASET when
> the call to hwrt_init_common_fw_structure() fails.
> 
> Use an unwind-type error path to avoid cleaning up the object using the
> the release function before it is fully resolved.
> 
> [...]

Applied to drm/drm-misc (drm-misc-next-fixes).

Thanks!
Maxime