drm: Rewrite drm_ioctl_flags() to resemble the new drm_ioctl() code

Use the same logic when checking for valid ioctl range in
drm_ioctl_flags() that is used in drm_ioctl() to avoid
confusion.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

1 files changed, 7 insertions, 6 deletions

diff --git a/drivers/gpu/drm/drm_ioctl.c b/drivers/gpu/drm/drm_ioctl.c
index 4a2bf2b857ec..1f257aecd2b2 100644
--- a/drivers/gpu/drm/drm_ioctl.c
+++ b/drivers/gpu/drm/drm_ioctl.c
@@ -766,12 +766,13 @@ EXPORT_SYMBOL(drm_ioctl);
  */
 bool drm_ioctl_flags(unsigned int nr, unsigned int *flags)
 {
-        if ((nr >= DRM_COMMAND_END && nr < DRM_CORE_IOCTL_COUNT) ||
-            (nr < DRM_COMMAND_BASE)) {
-                *flags = drm_ioctls[nr].flags;
-                return true;
-        }
+        if (nr >= DRM_COMMAND_BASE && nr < DRM_COMMAND_END)
+                return false;
+
+        if (nr >= DRM_CORE_IOCTL_COUNT)
+                return false;
 
-        return false;
+        *flags = drm_ioctls[nr].flags;
+        return true;
 }
 EXPORT_SYMBOL(drm_ioctl_flags);