linux-kernel - [PATCH] rtc: asm9260: add the missed check for devm_clk

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Message-Id: <20191214074528.16806-1-hslester96@gmail.com>
Date:   Sat, 14 Dec 2019 15:45:28 +0800
From:   Chuhong Yuan <hslester96@...il.com>
To:     unlisted-recipients:; (no To-header on input)
Cc:     Alessandro Zummo <a.zummo@...ertech.it>,
        Alexandre Belloni <alexandre.belloni@...tlin.com>,
        linux-rtc@...r.kernel.org, linux-kernel@...r.kernel.org,
        Chuhong Yuan <hslester96@...il.com>
Subject: [PATCH] rtc: asm9260: add the missed check for devm_clk_get

The driver misses a check for devm_clk_get().
Add the check to fix it.

Signed-off-by: Chuhong Yuan <hslester96@...il.com>
---
 drivers/rtc/rtc-asm9260.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/rtc/rtc-asm9260.c b/drivers/rtc/rtc-asm9260.c
index 10064bdabdff..3ab81cdec00b 100644
--- a/drivers/rtc/rtc-asm9260.c
+++ b/drivers/rtc/rtc-asm9260.c
@@ -264,6 +264,9 @@ static int asm9260_rtc_probe(struct platform_device *pdev)
 		return PTR_ERR(priv->iobase);
 
 	priv->clk = devm_clk_get(dev, "ahb");
+	if (IS_ERR(priv->clk))
+		return PTR_ERR(priv->clk);
+
 	ret = clk_prepare_enable(priv->clk);
 	if (ret) {
 		dev_err(dev, "Failed to enable clk!\n");
-- 
2.24.0