linux-kernel - [PATCH] drm/tegra: Use PTR_ERR_OR

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Message-Id: <1511907558-13933-1-git-send-email-gomonovych@gmail.com>
Date:   Tue, 28 Nov 2017 23:19:18 +0100
From:   Vasyl Gomonovych <gomonovych@...il.com>
To:     thierry.reding@...il.com, airlied@...ux.ie, jonathanh@...dia.com,
        dri-devel@...ts.freedesktop.org, linux-tegra@...r.kernel.org
Cc:     linux-kernel@...r.kernel.org, gomonovych@...il.com
Subject: [PATCH] drm/tegra: Use PTR_ERR_OR_ZERO()

Fix ptr_ret.cocci warnings:
drivers/gpu/drm/tegra/drm.c:597:1-3: WARNING: PTR_ERR_OR_ZERO can be used

Use PTR_ERR_OR_ZERO rather than if(IS_ERR(...)) + PTR_ERR

Generated by: scripts/coccinelle/api/ptr_ret.cocci

Signed-off-by: Vasyl Gomonovych <gomonovych@...il.com>
---
 drivers/gpu/drm/tegra/drm.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/tegra/drm.c b/drivers/gpu/drm/tegra/drm.c
index 52552b9b89ef..5718ca9a7943 100644
--- a/drivers/gpu/drm/tegra/drm.c
+++ b/drivers/gpu/drm/tegra/drm.c
@@ -594,10 +594,8 @@ 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,
-- 
1.9.1