tree e58d9c93ba27914d0d3c56074c6ce809c2b2db59
parent ea99697814d6e64927e228675a6eb7fa76014648
author Dave Airlie <airlied@redhat.com> 1462243469 +1000
committer Alex Deucher <alexander.deucher@amd.com> 1462290824 -0400

drm/amdgpu: set metadata pointer to NULL after freeing.

Without this there was a double free of the metadata,
which ended up freeing the fd table for me here, and taking
out the machine more often than not.

I reproduced with X.org + modesetting DDX + latest llvm/mesa,
also required using dri3.

Cc: stable@vger.kernel.org
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>