linux-kernel - [PATCH v1] drm/nouveau: remove unused varialble "struct device *dev"

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Message-ID: <20210624013709.436-1-caihuoqing@baidu.com>
Date:   Thu, 24 Jun 2021 09:37:09 +0800
From:   Cai Huoqing <caihuoqing@...du.com>
To:     <bskeggs@...hat.com>, <airlied@...ux.ie>, <daniel@...ll.ch>,
        <kherbst@...hat.com>
CC:     <dri-devel@...ts.freedesktop.org>, <nouveau@...ts.freedesktop.org>,
        <linux-kernel@...r.kernel.org>, Cai Huoqing <caihuoqing@...du.com>
Subject: [PATCH v1] drm/nouveau: remove unused varialble "struct device *dev"

fix the warning- variable 'dev' set but not used

Signed-off-by: Cai Huoqing <caihuoqing@...du.com>
Reviewed-by: Karol Herbst <kherbst@...hat.com>
---
 drivers/gpu/drm/nouveau/nouveau_bo.c | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.c b/drivers/gpu/drm/nouveau/nouveau_bo.c
index 984721bf3ab4..cb3ff4ae203e 100644
--- a/drivers/gpu/drm/nouveau/nouveau_bo.c
+++ b/drivers/gpu/drm/nouveau/nouveau_bo.c
@@ -1242,7 +1242,6 @@ nouveau_ttm_tt_populate(struct ttm_device *bdev,
 {
        struct ttm_tt *ttm_dma = (void *)ttm;
        struct nouveau_drm *drm;
-       struct device *dev;
        bool slave = !!(ttm->page_flags & TTM_PAGE_FLAG_SG);

        if (ttm_tt_is_populated(ttm))
@@ -1255,7 +1254,6 @@ nouveau_ttm_tt_populate(struct ttm_device *bdev,
        }

        drm = nouveau_bdev(bdev);
-       dev = drm->dev->dev;

        return ttm_pool_alloc(&drm->ttm.bdev.pool, ttm, ctx);
 }
@@ -1265,14 +1263,12 @@ nouveau_ttm_tt_unpopulate(struct ttm_device *bdev,
                          struct ttm_tt *ttm)
 {
        struct nouveau_drm *drm;
-       struct device *dev;
        bool slave = !!(ttm->page_flags & TTM_PAGE_FLAG_SG);

        if (slave)
                return;

        drm = nouveau_bdev(bdev);
-       dev = drm->dev->dev;

        return ttm_pool_free(&drm->ttm.bdev.pool, ttm);
 }
--
2.17.1