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

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

View File

@ -709,10 +709,9 @@ static int __init intel_pstate_init(void)
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)
return -ENOMEM;
memset(all_cpu_data, 0, sizeof(void *) * num_possible_cpus());
rc = cpufreq_register_driver(&intel_pstate_driver);
if (rc)