linux-kernel - [PATCH -next] drm: Remove set but not used variable 'config'

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Date:   Tue, 11 Sep 2018 06:20:14 +0000
From:   YueHaibing <yuehaibing@...wei.com>
To:     Gustavo Padovan <gustavo@...ovan.org>,
        Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
        Sean Paul <sean@...rly.run>, "David Airlie" <airlied@...ux.ie>
CC:     YueHaibing <yuehaibing@...wei.com>,
        <dri-devel@...ts.freedesktop.org>, <linux-kernel@...r.kernel.org>,
        <kernel-janitors@...r.kernel.org>
Subject: [PATCH -next] drm: Remove set but not used variable 'config'

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

drivers/gpu/drm/drm_plane.c: In function 'drm_mode_getplane_res':
drivers/gpu/drm/drm_plane.c:475:26: warning:
 variable 'config' set but not used [-Wunused-but-set-variable]

Signed-off-by: YueHaibing <yuehaibing@...wei.com>
---
 drivers/gpu/drm/drm_plane.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/drivers/gpu/drm/drm_plane.c b/drivers/gpu/drm/drm_plane.c
index 36bf3fe..4a72c68 100644
--- a/drivers/gpu/drm/drm_plane.c
+++ b/drivers/gpu/drm/drm_plane.c
@@ -472,7 +472,6 @@ int drm_mode_getplane_res(struct drm_device *dev, void *data,
 			  struct drm_file *file_priv)
 {
 	struct drm_mode_get_plane_res *plane_resp = data;
-	struct drm_mode_config *config;
 	struct drm_plane *plane;
 	uint32_t __user *plane_ptr;
 	int count = 0;
@@ -480,7 +479,6 @@ int drm_mode_getplane_res(struct drm_device *dev, void *data,
 	if (!drm_core_check_feature(dev, DRIVER_MODESET))
 		return -EINVAL;
 
-	config = &dev->mode_config;
 	plane_ptr = u64_to_user_ptr(plane_resp->plane_id_ptr);
 
 	/*