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authorRex Zhu <Rex.Zhu@amd.com>2015-12-29 13:56:03 +0800
committerAlex Deucher <alexander.deucher@amd.com>2016-02-10 16:21:12 -0500
commitfa9e699105ba4c29e34954fab693b1fc19d70084 (patch)
tree46383ee0d7692f314978b453dca43966c3d2a038 /kernel/params.c
parent0f18563aaa22f7dd1712c20973482225aa13942a (diff)
drm/amd/powerplay: add powerplay valid check to avoid null point.
In case CONFIG_DRM_AMD_POWERPLAY is defined and amdgpu.powerplay=0. some functions in powrplay can also be called by DAL. and the input parameter is *adev. if just check point not NULL was not enough and will lead to NULL point error. Signed-off-by: Rex Zhu <Rex.Zhu@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'kernel/params.c')
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