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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: Kelvin Cheung <keguang.zhang@gmail.com>
Acked-by: Viresh 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: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
Kelvin Cheung 2016-04-12 18:40:16 +08:00 committed by Ralf Baechle
parent 6a1d55ccd8
commit 379e38a763
1 changed files with 4 additions and 8 deletions
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12
drivers/cpufreq/loongson1-cpufreq.c
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@ -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;
}