drm/nv50/graph: avoid touching 400724, it doesn't exist

Harmless, but we now get MMIO fault reports, so silence it.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
This commit is contained in:
Ben Skeggs 2013-02-17 11:31:17 +10:00
commit f63740fd58