drm/amdgpu: Fix kernel NULL pointer dereference in dpm functions

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caused by
'commit 83e3c4615872 ("drm/amdgpu: Remove wrapper layer of smu ip functions")'

BUG: unable to handle kernel NULL pointer dereference at 00000000000005d8
[  313.241459] IP: ci_dpm_read_sensor+0x37/0xf0 [amdgpu]

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

...

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Rex Zhu 2018-03-20 16:32:07 +08:00 • committed by Alex Deucher

parent 81ce8bea03

commit eb4900aa4c

3 changed files with 3 additions and 0 deletions

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1

drivers/gpu/drm/amd/amdgpu/ci_dpm.c

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drivers/gpu/drm/amd/amdgpu/kv_dpm.c

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drivers/gpu/drm/amd/amdgpu/si_dpm.c

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