On 6/12/23 11:15, Ying Liu wrote:
On Mon, Jun 12, 2023 at 5:06 PM Marek Vasut <marex@xxxxxxx> wrote:
On 6/12/23 09:55, Liu Ying wrote:
When disabling overlay plane in mxsfb_plane_overlay_atomic_update(),
overlay plane's framebuffer pointer is NULL. So, dereferencing it would
cause a kernel Oops(NULL pointer dereferencing). Fix the issue by
disabling overlay plane in mxsfb_plane_overlay_atomic_disable() instead.
Fixes: cb285a5348e7 ("drm: mxsfb: Replace mxsfb_get_fb_paddr() with drm_fb_cma_get_gem_addr()")
Signed-off-by: Liu Ying <victor.liu@xxxxxxx>
Should this be Cc: stable too ?
Ok, will explicitly Cc: stable. Thanks.
Add
Reviewed-by: Marek Vasut <marex@xxxxxxx>
And also, wait a little bit for RB from others.
Thanks !
