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cpufreq / intel_pstate: use vzalloc() instead of vmalloc()/memset(0)

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Use vzalloc() instead of vmalloc() and memset(0).

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Acked-by: Dirk Brandewie <dirk.j.brandewie@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Wei Yongjun 2013-05-13 08:03:43 +00:00 committed by Rafael J. Wysocki
parent 60e6726c7b
commit b57ffac5e5
1 changed files with 1 additions and 2 deletions
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3
drivers/cpufreq/intel_pstate.c
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@ -709,10 +709,9 @@ static int __init intel_pstate_init(void)
pr_info("Intel P-state driver initializing.\n"); pr_info("Intel P-state driver initializing.\n");
all_cpu_data = vmalloc(sizeof(void *) * num_possible_cpus()); all_cpu_data = vzalloc(sizeof(void *) * num_possible_cpus());
if (!all_cpu_data) if (!all_cpu_data)
return -ENOMEM; return -ENOMEM;
memset(all_cpu_data, 0, sizeof(void *) * num_possible_cpus());
rc = cpufreq_register_driver(&intel_pstate_driver); rc = cpufreq_register_driver(&intel_pstate_driver);
if (rc) if (rc)