On 22/02/2023 14:37, Thomas Zimmermann wrote:
Do not run drm_fb_helper_unprepare() if fbdev allocation fails. Avoids access to an uninitialized pointer. Original bug report is at [1]. Reported-by: kernel test robot <lkp@xxxxxxxxx> Signed-off-by: Thomas Zimmermann <tzimmermann@xxxxxxx> Fixes: 3fb1f62f80a1 ("drm/fb-helper: Remove drm_fb_helper_unprepare() from drm_fb_helper_fini()") Link: https://lore.kernel.org/oe-kbuild-all/202302220810.9dymwCQ8-lkp@xxxxxxxxx/ # 1 --- drivers/gpu/drm/msm/msm_fbdev.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx> -- With best wishes Dmitry