Re: [PATCH -next] drm/nouveau: Remove set but not used variable 'dev'

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Am 25.05.21 um 10:25 schrieb Baokun Li:
Fixes gcc '-Wunused-but-set-variable' warning:

drivers/gpu/drm/nouveau/nouveau_bo.c: In function 'nouveau_ttm_tt_populate':
drivers/gpu/drm/nouveau/nouveau_bo.c:1258:17: warning:
  variable ‘dev’ set but not used [-Wunused-but-set-variable]

drivers/gpu/drm/nouveau/nouveau_bo.c: In function 'nouveau_ttm_tt_unpopulate':
drivers/gpu/drm/nouveau/nouveau_bo.c:1281:17: warning:
  variable ‘dev’ set but not used [-Wunused-but-set-variable]

It never used since introduction.

Signed-off-by: Baokun Li <libaokun1@xxxxxxxxxx>

Acked-by: Christian König <christian.koenig@xxxxxxx>

---
  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 7a2624c0ba4c..51f9a2e6532e 100644
--- a/drivers/gpu/drm/nouveau/nouveau_bo.c
+++ b/drivers/gpu/drm/nouveau/nouveau_bo.c
@@ -1254,7 +1254,6 @@ 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))
@@ -1267,7 +1266,6 @@ 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);
  }
@@ -1277,14 +1275,12 @@ 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);
  }




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