Artificially use 'plane' and 'old_plane_state' to avoid 'not used' warning. The precedent has already been set by other macros in the same file.
Acked-by: Daniel Vetter daniel.vetter@ffwll.ch Signed-off-by: Liu Ying victor.liu@nxp.com --- v7->v8: * No change.
v6->v7: * No change.
v5->v6: * Fix commit message typo - s/Artifically/Artificially/
v4->v5: * No change.
v3->v4: * Add Daniel's A-b tag.
v2->v3: * Add a missing blank line.
v1->v2: * No change.
include/drm/drm_atomic.h | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/include/drm/drm_atomic.h b/include/drm/drm_atomic.h index ac5a28e..76d8dee 100644 --- a/include/drm/drm_atomic.h +++ b/include/drm/drm_atomic.h @@ -912,7 +912,10 @@ void drm_state_dump(struct drm_device *dev, struct drm_printer *p); (__i)++) \ for_each_if ((__state)->planes[__i].ptr && \ ((plane) = (__state)->planes[__i].ptr, \ - (old_plane_state) = (__state)->planes[__i].old_state, 1)) + (void)(plane) /* Only to avoid unused-but-set-variable warning */, \ + (old_plane_state) = (__state)->planes[__i].old_state, \ + (void)(old_plane_state) /* Only to avoid unused-but-set-variable warning */, 1)) + /** * for_each_new_plane_in_state - iterate over all planes in an atomic update * @__state: &struct drm_atomic_state pointer