diff options
| author | Daniel Vetter <daniel.vetter@ffwll.ch> | 2012-04-24 06:22:52 (GMT) |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2012-05-03 09:18:13 (GMT) |
| commit | 7bb6fb8dd958ae773ac205282e3c0b56c22e01ed (patch) | |
| tree | 3e70a0b93994fd6c03447943dee442b847176b8f | |
| parent | 1cff8f6b4c668a060c7e3f82d3f1fb5aaa37edc4 (diff) | |
| download | linux-fsl-qoriq-7bb6fb8dd958ae773ac205282e3c0b56c22e01ed.tar.xz | |
drm/i915: disallow gem ums init ioctl for kms
This ioctl used in a kms driver is only useful to create massive
havoc.
v2: Bail out with -ENODEV as suggested by Chris Wilson.
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-Off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
| -rw-r--r-- | drivers/gpu/drm/i915/i915_gem.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index b402d70..1b808d0 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -140,6 +140,9 @@ i915_gem_init_ioctl(struct drm_device *dev, void *data, { struct drm_i915_gem_init *args = data; + if (drm_core_check_feature(dev, DRIVER_MODESET)) + return -ENODEV; + if (args->gtt_start >= args->gtt_end || (args->gtt_end | args->gtt_start) & (PAGE_SIZE - 1)) return -EINVAL; |