linux-kernel - [PATCH v2 3/3] clk: sprd: Add check the return value of sprd_clk_regmap

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Message-Id: <20190522011504.19342-5-zhang.chunyan@linaro.org>
Date:   Wed, 22 May 2019 09:15:04 +0800
From:   Chunyan Zhang <zhang.chunyan@...aro.org>
To:     Stephen Boyd <sboyd@...nel.org>
Cc:     linux-clk@...r.kernel.org, linux-kernel@...r.kernel.org,
        Orson Zhai <orsonzhai@...il.com>,
        Chunyan Zhang <zhang.lyra@...il.com>,
        Baolin Wang <baolin.wang@...aro.org>
Subject: [PATCH v2 3/3] clk: sprd: Add check the return value of sprd_clk_regmap_init()

sprd_clk_regmap_init() doesn't always return success, adding check
for its return value should make the code more strong.

Signed-off-by: Chunyan Zhang <zhang.chunyan@...aro.org>
---
 drivers/clk/sprd/sc9860-clk.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/clk/sprd/sc9860-clk.c b/drivers/clk/sprd/sc9860-clk.c
index 9980ab55271b..1ed45b4f2fe8 100644
--- a/drivers/clk/sprd/sc9860-clk.c
+++ b/drivers/clk/sprd/sc9860-clk.c
@@ -2031,7 +2031,9 @@ static int sc9860_clk_probe(struct platform_device *pdev)
 	}
 
 	desc = match->data;
-	sprd_clk_regmap_init(pdev, desc);
+	ret = sprd_clk_regmap_init(pdev, desc);
+	if (ret)
+		return ret;
 
 	return sprd_clk_probe(&pdev->dev, desc->hw_clks);
 }
-- 
2.17.1