Artifically use 'plane' and 'old_plane_state' to avoid 'not used' warning.
The precedent has already been set by other macros in the same file.
Signed-off-by: Liu Ying <victor....@nxp.com>
---
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 54e051a..2e087d7 100644
--- a/include/drm/drm_atomic.h
+++ b/include/drm/drm_atomic.h
@@ -888,7 +888,10 @@ 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
--
2.7.4
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