drm/radeon: use NULL instead of zero in object functions
authorMichele CURTI <michele.curti@gmail.com>
Mon, 19 May 2014 15:18:52 +0000 (11:18 -0400)
committerAlex Deucher <alexander.deucher@amd.com>
Mon, 2 Jun 2014 14:25:06 +0000 (10:25 -0400)
Signed-off-by: Michele Curti <michele.curti@gmail.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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