Re: [PATCH 7/8] clk: clk-twl6040: Free of_provider at remove

From: kbuild test robot
Date: Wed Oct 31 2018 - 10:27:17 EST


Hi Matti,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on clk/clk-next]
[also build test ERROR on v4.19 next-20181031]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

url: https://github.com/0day-ci/linux/commits/Matti-Vaittinen/clk-clkdev-managed-clk-lookup-and-provider-registrations/20181031-182055
base: https://git.kernel.org/pub/scm/linux/kernel/git/clk/linux.git clk-next
config: x86_64-randconfig-r0-10311818 (attached as .config)
compiler: gcc-6 (Debian 6.4.0-9) 6.4.0 20171026
reproduce:
# save the attached .config to linux build tree
make ARCH=x86_64

All errors (new ones prefixed by >>):

drivers/clk/clk-twl6040.c: In function 'twl6040_pdmclk_probe':
>> drivers/clk/clk-twl6040.c:111:9: error: implicit declaration of function 'devm_of_clk_add_parent_hw_provider' [-Werror=implicit-function-declaration]
return devm_of_clk_add_parent_hw_provider(&pdev->dev,
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
cc1: some warnings being treated as errors

vim +/devm_of_clk_add_parent_hw_provider +111 drivers/clk/clk-twl6040.c

90
91 static int twl6040_pdmclk_probe(struct platform_device *pdev)
92 {
93 struct twl6040 *twl6040 = dev_get_drvdata(pdev->dev.parent);
94 struct twl6040_pdmclk *clkdata;
95 int ret;
96
97 clkdata = devm_kzalloc(&pdev->dev, sizeof(*clkdata), GFP_KERNEL);
98 if (!clkdata)
99 return -ENOMEM;
100
101 clkdata->dev = &pdev->dev;
102 clkdata->twl6040 = twl6040;
103
104 clkdata->pdmclk_hw.init = &twl6040_pdmclk_init;
105 ret = devm_clk_hw_register(&pdev->dev, &clkdata->pdmclk_hw);
106 if (ret)
107 return ret;
108
109 platform_set_drvdata(pdev, clkdata);
110
> 111 return devm_of_clk_add_parent_hw_provider(&pdev->dev,
112 of_clk_hw_simple_get, &clkdata->pdmclk_hw);
113 }
114

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