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drm: add control node checks missing from kms merge

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This line that checks the DRM_CONTROL_ALLOW flag was missed from the KMS
merge.  Re-add the check on the IOCTL, as this is currently the only use of
this flag.

Signed-off-by: Jonas Bonn <[email protected]>
Signed-off-by: Dave Airlie <[email protected]>
This commit is contained in:
Jonas Bonn 2009-04-24 15:05:02 +10:00 • committed by Dave Airlie
commit 59738d5c97
1 changed files with 2 additions and 1 deletions
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3
drivers/gpu/drm/drm_drv.c
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@ -456,7 +456,8 @@ int drm_ioctl(struct inode *inode, struct file *filp,
retcode = -EINVAL;
} else if (((ioctl->flags & DRM_ROOT_ONLY) && !capable(CAP_SYS_ADMIN)) ||
((ioctl->flags & DRM_AUTH) && !file_priv->authenticated) ||
((ioctl->flags & DRM_MASTER) && !file_priv->is_master)) {
((ioctl->flags & DRM_MASTER) && !file_priv->is_master) ||
(!(ioctl->flags & DRM_CONTROL_ALLOW) && (file_priv->minor->type == DRM_MINOR_CONTROL))) {
retcode = -EACCES;
} else {
if (cmd & (IOC_IN | IOC_OUT)) {