drm/radeon/r5xx-r7xx: don't use radeon_crtc for vblank callback (v2)

This might be called before we've allocated the radeon_crtcs

v2: fix typo in array size

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alex Deucher 2012-08-15 17:06:28 -04:00
commit 75104fa4f9