linux-kernel - [PATCH] media: exynos4-is: Use PTR_ERR_OR

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Date:   Wed, 29 Nov 2017 17:20:16 +0100
From:   Vasyl Gomonovych <gomonovych@...il.com>
To:     linux-samsung-soc@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-media@...r.kernel.org
Cc:     Vasyl Gomonovych <gomonovych@...il.com>,
        Kyungmin Park <kyungmin.park@...sung.com>,
        Sylwester Nawrocki <s.nawrocki@...sung.com>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        Kukjin Kim <kgene@...nel.org>,
        Krzysztof Kozlowski <krzk@...nel.org>,
        linux-kernel@...r.kernel.org
Subject: [PATCH] media: exynos4-is: Use PTR_ERR_OR_ZERO()

Fix ptr_ret.cocci warnings:
drivers/media/platform/exynos4-is/fimc-lite.c:1465:1-3: 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/media/platform/exynos4-is/fimc-lite.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/drivers/media/platform/exynos4-is/fimc-lite.c b/drivers/media/platform/exynos4-is/fimc-lite.c
index 4a3c9948ca54..5db572aa8899 100644
--- a/drivers/media/platform/exynos4-is/fimc-lite.c
+++ b/drivers/media/platform/exynos4-is/fimc-lite.c
@@ -1462,10 +1462,7 @@ static void fimc_lite_clk_put(struct fimc_lite *fimc)
 static int fimc_lite_clk_get(struct fimc_lite *fimc)
 {
 	fimc->clock = clk_get(&fimc->pdev->dev, FLITE_CLK_NAME);
-	if (IS_ERR(fimc->clock))
-		return PTR_ERR(fimc->clock);
-
-	return 0;
+	return PTR_ERR_OR_ZERO(fimc->clock);
 }
 
 static const struct of_device_id flite_of_match[];
-- 
1.9.1