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From 513be3334431ec5c645e9e8c3ee7fdc7c03e99a1 Mon Sep 17 00:00:00 2001
From: YueHaibing <yuehaibing@huawei.com>
Date: Mon, 22 Jul 2019 13:56:27 +0800
Subject: drm/komeda: remove set but not used variable 'old'
Git-commit: 513be3334431ec5c645e9e8c3ee7fdc7c03e99a1
Patch-mainline: v5.4-rc1
References: bsc#1152472

Fixes gcc '-Wunused-but-set-variable' warning:

drivers/gpu/drm/arm/display/komeda/komeda_plane.c:
 In function komeda_plane_atomic_duplicate_state:
drivers/gpu/drm/arm/display/komeda/komeda_plane.c:161:35:
 warning: variable old set but not used [-Wunused-but-set-variable

It is not used since commit 990dee3aa456 ("drm/komeda:
Computing image enhancer internally")

Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20190722055627.38008-1-yuehaibing@huawei.com
Acked-by: Thomas Zimmermann <tzimmermann@suse.de>
---
 drivers/gpu/drm/arm/display/komeda/komeda_plane.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/arm/display/komeda/komeda_plane.c b/drivers/gpu/drm/arm/display/komeda/komeda_plane.c
index c095af154216..98e915e325dd 100644
--- a/drivers/gpu/drm/arm/display/komeda/komeda_plane.c
+++ b/drivers/gpu/drm/arm/display/komeda/komeda_plane.c
@@ -158,7 +158,7 @@ static void komeda_plane_reset(struct drm_plane *plane)
 static struct drm_plane_state *
 komeda_plane_atomic_duplicate_state(struct drm_plane *plane)
 {
-	struct komeda_plane_state *new, *old;
+	struct komeda_plane_state *new;
 
 	if (WARN_ON(!plane->state))
 		return NULL;
@@ -169,8 +169,6 @@ komeda_plane_atomic_duplicate_state(struct drm_plane *plane)
 
 	__drm_atomic_helper_plane_duplicate_state(plane, &new->base);
 
-	old = to_kplane_st(plane->state);
-
 	return &new->base;
 }
 
-- 
2.28.0