6.12-stable review patch. If anyone has any objections, please let me know.
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From: Yang Wang kevinyang.wang@amd.com
[ Upstream commit 2bb7dced1c2f8c0e705cc74840f776406db492c3 ]
fix ACA bank count boundary check error.
Fixes: f5e4cc8461c4 ("drm/amdgpu: implement RAS ACA driver framework") Signed-off-by: Yang Wang kevinyang.wang@amd.com Reviewed-by: Tao Zhou tao.zhou1@amd.com Signed-off-by: Alex Deucher alexander.deucher@amd.com Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/gpu/drm/amd/amdgpu/amdgpu_aca.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_aca.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_aca.c index 2ca1271731357..9d6345146495f 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_aca.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_aca.c @@ -158,7 +158,7 @@ static int aca_smu_get_valid_aca_banks(struct amdgpu_device *adev, enum aca_smu_ return -EINVAL; }
- if (start + count >= max_count) + if (start + count > max_count) return -EINVAL;
count = min_t(int, count, max_count);