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drm/amd/pm: fix NULL pointer issue of amdgpu_smu_stb_debug_fs_init

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Fix NULL pointer issue on amdgpu_smu_stb_debug_fs_init if SMU block not
enabled.

Signed-off-by: Likun Gao <Likun.Gao@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Likun Gao
2022-01-12 15:38:24 +08:00
committed by Alex Deucher
parent 64440743e8
commit 6f3c9dbb65
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c
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@@ -3031,7 +3031,7 @@ void amdgpu_smu_stb_debug_fs_init(struct amdgpu_device *adev)
struct smu_context *smu = adev->powerplay.pp_handle;
if (!smu->stb_context.stb_buf_size)
if (!smu || (!smu->stb_context.stb_buf_size))
return;
debugfs_create_file_size("amdgpu_smu_stb_dump",