Hi Kees,

On Mon, 30 Aug 2021 16:50:55 -0700 Kees Cook [off-list ref] wrote:

On August 30, 2021 1:44:29 AM PDT, Stephen Rothwell [off-list ref] wrote:

quoted

After merging the kspp tree, today's linux-next build (powerpc
allyesconfig) produced this warning:

drivers/gpu/drm/kmb/kmb_plane.c:135:20: warning: array subscript 3 is above array bounds of 'struct layer_status[1]' [-Warray-bounds]
 135 |   kmb->plane_status[plane_id].ctrl = LCD_CTRL_GL2_ENABLE;
     |   ~~~~~~~~~~~~~~~~~^~~~~~~~~~
In file included from drivers/gpu/drm/kmb/kmb_plane.c:17:
drivers/gpu/drm/kmb/kmb_drv.h:48:23: note: while referencing 'plane_status'
  48 |  struct layer_status  plane_status[KMB_MAX_PLANES];
     |                       ^~~~~~~~~~~~  

Ah yes, thanks for the report. I encountered this too, and have been told the warning will go away soon:
https://lore.kernel.org/lkml/BY5PR11MB4182ABD607EB99C1F68777928CC69@BY5PR11MB4182.namprd11.prod.outlook.com/ (local)

ok, thanks

-- 
Cheers,
Stephen Rothwell