tree 3849a6a2cf2c5a03dae1363c8d69a4ffe98fc19a
parent 886712881da15b7f455c43a4ce4121f20035c0fa
author monk.liu <monk.liu@amd.com> 1431022758 -0400
committer Alex Deucher <alexander.deucher@amd.com> 1433379805 -0400

drm/amdgpu: fix userptr BO unpin bug (v2)

sg could point to array of contigiouse page*, only free page could lead
to memory leak.

v2: use iterator

Signed-off-by: monk.liu <monk.liu@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>