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authorChristian König <christian.koenig@amd.com>2023-10-06 14:04:04 +0200
committerAlex Deucher <alexander.deucher@amd.com>2023-10-09 23:59:29 +0200
commitff89f064dca38e2203790bf876cc7756b8ab2961 (patch)
tree628ba1c9aa72cc4231d1c91c3a4997b0dbbdffa0 /drivers/gpu
parentdrm/amd/display: Don't set dpms_off for seamless boot (diff)
downloadlinux-ff89f064dca38e2203790bf876cc7756b8ab2961.tar.xz
linux-ff89f064dca38e2203790bf876cc7756b8ab2961.zip
drm/amdgpu: add missing NULL check
bo->tbo.resource can easily be NULL here. Link: https://gitlab.freedesktop.org/drm/amd/-/issues/2902 Signed-off-by: Christian König <christian.koenig@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> CC: stable@vger.kernel.org
Diffstat (limited to 'drivers/gpu')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_object.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h
index f3ee83cdf97e..d28e21baef16 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h
@@ -252,7 +252,7 @@ static inline bool amdgpu_bo_in_cpu_visible_vram(struct amdgpu_bo *bo)
struct amdgpu_device *adev = amdgpu_ttm_adev(bo->tbo.bdev);
struct amdgpu_res_cursor cursor;
- if (bo->tbo.resource->mem_type != TTM_PL_VRAM)
+ if (!bo->tbo.resource || bo->tbo.resource->mem_type != TTM_PL_VRAM)
return false;
amdgpu_res_first(bo->tbo.resource, 0, amdgpu_bo_size(bo), &cursor);