Commits
Rodrigo Vivi committed 4e9121e6b4f
drm/i915: Fix copy_to_user usage for pipe_crc Copy to user return the number of bytes it couldn't write and zero on success. So any number different than 0 should be considered a fault, not only when it doesn't write the full size. v2: fixed the inverted logic. (Ville) Cc: Ville Syrjälä <ville.syrjala@linux.intel.com> Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch> Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>