drm: use drms ioctl cmd not what we get passed from userspace.

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This enforces us to use the drm ioctl types so read/write works correctly and not believe
what userspace tells us.

It does this hopefully without breaking the drm api.

Fixes bug from thread: BUG: unable to handle kernel NULL pointer dereference (drm_getunique)

Signed-off-by: Dave Airlie <airlied@redhat.com>

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Johannes Weiner 2008-06-13 15:04:40 +10:00 • committed by Dave Airlie

parent 5dd34572ad

commit 41ee2ff404

1 changed files with 2 additions and 0 deletions

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drivers/char/drm/drm_drv.c

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