linux-kernel - [PATCH -next] drm/rockchip: remove unused variable 'old

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Date:   Fri, 19 Mar 2021 14:18:12 +0800
From:   Bixuan Cui <cuibixuan@...wei.com>
To:     <hjc@...k-chips.com>, <heiko@...ech.de>, <airlied@...ux.ie>,
        <daniel@...ll.ch>, <p.zabel@...gutronix.de>
CC:     <linux-arm-kernel@...ts.infradead.org>,
        <linux-next@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <john.wanghui@...wei.com>
Subject: [PATCH -next] drm/rockchip: remove unused variable 'old_state'

Fix the warning:

    drivers/gpu/drm/rockchip/rockchip_drm_vop.c:882:26:warning: unused variable ‘old_state’ [-Wunused-variable]
      struct drm_plane_state *old_state = drm_atomic_get_old_plane_state(state,

Signed-off-by: Bixuan Cui <cuibixuan@...wei.com>
---
 drivers/gpu/drm/rockchip/rockchip_drm_vop.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
index 81c70d7a0471..64469439ddf2 100644
--- a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
+++ b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
@@ -879,8 +879,6 @@ static void vop_plane_atomic_disable(struct drm_plane *plane,
 static void vop_plane_atomic_update(struct drm_plane *plane,
 		struct drm_atomic_state *state)
 {
-	struct drm_plane_state *old_state = drm_atomic_get_old_plane_state(state,
-									   plane);
 	struct drm_plane_state *new_state = drm_atomic_get_new_plane_state(state,
 									   plane);
 	struct drm_crtc *crtc = new_state->crtc;
-- 
2.17.1