Files
linux-nvgpu/drivers/gpu
David Pu 162108d070 gpu: nvgpu: fix KASAN slab-out-of-bounds error
KASAN reports below slab-out-of-bounds error when accessing
gr->map_tiles since gr->map_tiles is allocated with wrong(small) size.

fixing it by passing correct size to nvgpu_kzalloc.

BUG: KASAN: slab-out-of-bounds in gr_gk20a_init_map_tiles+0x6f0/0x7b0 ...
....
BUG: KASAN: slab-out-of-bounds in gr_gk20a_zcull_init_hw+0x184/0x848 ...
...
BUG: KASAN: slab-out-of-bounds in gr_gk20a_setup_rop_mapping+0x108/0x1740 ...
...
BUG: KASAN: slab-out-of-bounds in gr_gk20a_setup_rop_mapping+0x108/0x1740 ...

Bug 1918671

Change-Id: I667ac80b20a3d8539ed3eaae6e0f98e91f917819
Signed-off-by: David Pu <dpu@nvidia.com>
Reviewed-on: http://git-master/r/1472491
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
2017-05-03 08:44:42 -07:00
..