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| author | Alexandra Diupina <adiupina@astralinux.ru> | 2023-12-05 18:12:20 +0300 |
|---|---|---|
| committer | Viresh Kumar <viresh.kumar@linaro.org> | 2023-12-06 09:10:11 +0300 |
| commit | c4a5118a3ae1eadc687d84eef9431f9e13eb015c (patch) | |
| tree | 590e747da22909e2bcb4dcad30a6969867c20c66 /drivers/cpufreq/scmi-cpufreq.c | |
| parent | 8f96e29aae31354191227ad476dc7f6147ef1d75 (diff) | |
| download | linux-c4a5118a3ae1eadc687d84eef9431f9e13eb015c.tar.xz | |
cpufreq: scmi: process the result of devm_of_clk_add_hw_provider()
devm_of_clk_add_hw_provider() may return an errno, so
add a return value check
Found by Linux Verification Center (linuxtesting.org) with SVACE.
Fixes: 8410e7f3b31e ("cpufreq: scmi: Fix OPP addition failure with a dummy clock provider")
Signed-off-by: Alexandra Diupina <adiupina@astralinux.ru>
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
Diffstat (limited to 'drivers/cpufreq/scmi-cpufreq.c')
| -rw-r--r-- | drivers/cpufreq/scmi-cpufreq.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/cpufreq/scmi-cpufreq.c b/drivers/cpufreq/scmi-cpufreq.c index c8a7ccc42c16..4ee23f4ebf4a 100644 --- a/drivers/cpufreq/scmi-cpufreq.c +++ b/drivers/cpufreq/scmi-cpufreq.c @@ -334,8 +334,11 @@ static int scmi_cpufreq_probe(struct scmi_device *sdev) #ifdef CONFIG_COMMON_CLK /* dummy clock provider as needed by OPP if clocks property is used */ - if (of_property_present(dev->of_node, "#clock-cells")) - devm_of_clk_add_hw_provider(dev, of_clk_hw_simple_get, NULL); + if (of_property_present(dev->of_node, "#clock-cells")) { + ret = devm_of_clk_add_hw_provider(dev, of_clk_hw_simple_get, NULL); + if (ret) + return dev_err_probe(dev, ret, "%s: registering clock provider failed\n", __func__); + } #endif ret = cpufreq_register_driver(&scmi_cpufreq_driver); |