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can: m_can: Add check for devm_clk_get
[ Upstream commit68b4f9e0bd
] Since the devm_clk_get may return error, it should be better to add check for the cdev->hclk, as same as cdev->cclk. Fixes:f524f829b7
("can: m_can: Create a m_can platform framework") Signed-off-by: Jiasheng Jiang <jiasheng@iscas.ac.cn> Link: https://lore.kernel.org/all/20221123063651.26199-1-jiasheng@iscas.ac.cn Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de> Signed-off-by: Sasha Levin <sashal@kernel.org>
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@ -1910,7 +1910,7 @@ int m_can_class_get_clocks(struct m_can_classdev *cdev)
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cdev->hclk = devm_clk_get(cdev->dev, "hclk");
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cdev->cclk = devm_clk_get(cdev->dev, "cclk");
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if (IS_ERR(cdev->cclk)) {
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if (IS_ERR(cdev->hclk) || IS_ERR(cdev->cclk)) {
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dev_err(cdev->dev, "no clock found\n");
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ret = -ENODEV;
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}
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