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Commit 379e38a7 authored by Kelvin Cheung's avatar Kelvin Cheung Committed by Ralf Baechle
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CPUFREQ: Loongson1: Replace kzalloc() with kcalloc() 



This patch replaces kzalloc() with kcalloc() when allocating
frequency table, and remove unnecessary 'out of memory' message.

Signed-off-by: default avatarKelvin Cheung <keguang.zhang@gmail.com>
Acked-by: default avatarViresh Kumar <viresh.kumar@linaro.org>
Cc: Rafael J. Wysocki <rjw@rjwysocki.net>
Cc: linux-pm@vger.kernel.org
Cc: linux-mips@linux-mips.org
Cc: linux-kernel@vger.kernel.org
Patchwork: https://patchwork.linux-mips.org/patch/13053/


Signed-off-by: default avatarRalf Baechle <ralf@linux-mips.org>
parent 6a1d55cc

drivers/cpufreq/loongson1-cpufreq.c

+4 −8
Original line number Diff line number Diff line
@@ -81,13 +81,9 @@ static int ls1x_cpufreq_init(struct cpufreq_policy *policy) 
	pll_freq = clk_get_rate(ls1x_cpufreq.pll_clk) / 1000;



	steps = 1 << DIV_CPU_WIDTH;

	freq_tbl = kzalloc(sizeof(*freq_tbl) * steps, GFP_KERNEL);

	if (!freq_tbl) {

		dev_err(ls1x_cpufreq.dev,

			"failed to alloc cpufreq_frequency_table\n");

		ret = -ENOMEM;

		goto out;

	}

	freq_tbl = kcalloc(steps, sizeof(*freq_tbl), GFP_KERNEL);

	if (!freq_tbl)

		return -ENOMEM;



	for (i = 0; i < (steps - 1); i++) {

		freq = pll_freq / (i + 1);
@@ -106,7 +102,7 @@ static int ls1x_cpufreq_init(struct cpufreq_policy *policy) 
	ret = cpufreq_generic_init(policy, freq_tbl, 0);

	if (ret)

		kfree(freq_tbl);

out:



	return ret;

}