From d98a07aea6528e7bc49c01dbad0ed3379d46ceee Mon Sep 17 00:00:00 2001 From: Xiaojie Yuan Date: Fri, 22 Nov 2019 14:21:15 -0500 Subject: [PATCH] drm/amdgpu/gfx10: fix out-of-bound mqd_backup array access Fixes: 0bb419c76b3150 ("drm/amdgpu/gfx10: fix mqd backup/restore for gfx rings (v2)") Signed-off-by: Xiaojie Yuan Reviewed-by: Hawking Zhang Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c index f063a5c..e00b461 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c @@ -454,8 +454,6 @@ void amdgpu_gfx_mqd_sw_fini(struct amdgpu_device *adev) } ring = &adev->gfx.kiq.ring; - if (adev->asic_type >= CHIP_NAVI10 && amdgpu_async_gfx_ring) - kfree(adev->gfx.me.mqd_backup[AMDGPU_MAX_GFX_RINGS - 1]); kfree(adev->gfx.mec.mqd_backup[AMDGPU_MAX_COMPUTE_RINGS]); amdgpu_bo_free_kernel(&ring->mqd_obj, &ring->mqd_gpu_addr, -- 2.7.4