diff options
| author | Daniel Vetter <daniel.vetter@ffwll.ch> | 2021-02-22 11:06:08 +0100 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2021-02-26 15:18:45 +0100 |
| commit | 2da9a1a2b2f95d6bd98c5f81fb7d05ec22a1f04b (patch) | |
| tree | fa41250c2e2d4cdb463969fa1d613f78d29a625c | |
| parent | e926c474ebee404441c838d18224cd6f246a71b7 (diff) | |
drm/compat: more dummy implementations
drm_noop really doesn't do much, and who cares about the permission checks.
So let's delete some code.
Acked-by: Maxime Ripard <mripard@kernel.org>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210222100608.400730-1-daniel.vetter@ffwll.ch
| -rw-r--r-- | drivers/gpu/drm/drm_ioc32.c | 15 |
1 files changed, 3 insertions, 12 deletions
diff --git a/drivers/gpu/drm/drm_ioc32.c b/drivers/gpu/drm/drm_ioc32.c index dc734d4828a1..33390f02f5eb 100644 --- a/drivers/gpu/drm/drm_ioc32.c +++ b/drivers/gpu/drm/drm_ioc32.c @@ -302,12 +302,8 @@ static int compat_drm_getstats(struct file *file, unsigned int cmd, unsigned long arg) { drm_stats32_t __user *argp = (void __user *)arg; - int err; - - err = drm_ioctl_kernel(file, drm_noop, NULL, 0); - if (err) - return err; + /* getstats is defunct, just clear */ if (clear_user(argp, sizeof(drm_stats32_t))) return -EFAULT; return 0; @@ -820,13 +816,8 @@ typedef struct drm_update_draw32 { static int compat_drm_update_draw(struct file *file, unsigned int cmd, unsigned long arg) { - drm_update_draw32_t update32; - - if (copy_from_user(&update32, (void __user *)arg, sizeof(update32))) - return -EFAULT; - - return drm_ioctl_kernel(file, drm_noop, NULL, - DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY); + /* update_draw is defunct */ + return 0; } #endif |