[PATCH] drm/tegra: Use PTR_ERR_OR_ZERO() to simplify code

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Fixes coccicheck warning:
drivers/gpu/drm/tegra/drm.c:350:1-3: WARNING: PTR_ERR_OR_ZERO can be used

Signed-off-by: Tian Tao <tiantao6@xxxxxxxxxxxxx>
---
 drivers/gpu/drm/tegra/drm.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/tegra/drm.c b/drivers/gpu/drm/tegra/drm.c
index 19ffb06..245b468 100644
--- a/drivers/gpu/drm/tegra/drm.c
+++ b/drivers/gpu/drm/tegra/drm.c
@@ -347,10 +347,7 @@ static int tegra_gem_create(struct drm_device *drm, void *data,
 
 	bo = tegra_bo_create_with_handle(file, drm, args->size, args->flags,
 					 &args->handle);
-	if (IS_ERR(bo))
-		return PTR_ERR(bo);
-
-	return 0;
+	return PTR_ERR_OR_ZERO(bo);
 }
 
 static int tegra_gem_mmap(struct drm_device *drm, void *data,
-- 
2.7.4

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