TencentOS-kernel/drivers/gpu
Dan Carpenter fb2f973f8d drm/amdgpu: Prevent shift wrapping in amdgpu_read_mask()
[ Upstream commit c915ef890d5dc79f483e1ca3b3a5b5f1a170690c ]

If the user passes a "level" value which is higher than 31 then that
leads to shift wrapping.  The undefined behavior will lead to a
syzkaller stack dump.

Fixes: 5632708f4452 ("drm/amd/powerplay: add dpm force multiple levels on cz/tonga/fiji/polaris (v2)")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2021-04-12 12:52:20 +08:00
..
drm drm/amdgpu: Prevent shift wrapping in amdgpu_read_mask() 2021-04-12 12:52:20 +08:00
host1x gpu: host1x: debug: Fix multiple channels emitting messages simultaneously 2021-03-16 16:33:25 +08:00
ipu-v3 gpu: ipu-v3: image-convert: Wait for all EOFs before completing a tile 2021-03-16 16:34:14 +08:00
vga Init Repo base on linux 5.4.32 long term, and add base tlinux kernel interfaces. 2021-03-16 11:01:34 +08:00
Makefile Init Repo base on linux 5.4.32 long term, and add base tlinux kernel interfaces. 2021-03-16 11:01:34 +08:00