From: Deepak Saxena <dsaxena@plexity.net>
To: Linus Torvalds <torvalds@osdl.org>, Andrew Morton <akpm@osdl.org>
Cc: davej@codemonkey.org.uk, linux-kernel@vger.kernel.org
Subject: [PATCH] [CPUFREQ] kmalloc + memset -> kzalloc conversion
Date: Fri, 30 Sep 2005 23:56:54 -0700 [thread overview]
Message-ID: <20051001065654.GE25424@plexity.net> (raw)
Signed-off-by: Deepak Saxena <dsaxena@plexity.net>
diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c
--- a/drivers/cpufreq/cpufreq.c
+++ b/drivers/cpufreq/cpufreq.c
@@ -595,12 +595,11 @@ static int cpufreq_add_dev (struct sys_d
goto module_out;
}
- policy = kmalloc(sizeof(struct cpufreq_policy), GFP_KERNEL);
+ policy = kzalloc(sizeof(struct cpufreq_policy), GFP_KERNEL);
if (!policy) {
ret = -ENOMEM;
goto nomem_out;
}
- memset(policy, 0, sizeof(struct cpufreq_policy));
policy->cpu = cpu;
policy->cpus = cpumask_of_cpu(cpu);
diff --git a/drivers/cpufreq/cpufreq_stats.c b/drivers/cpufreq/cpufreq_stats.c
--- a/drivers/cpufreq/cpufreq_stats.c
+++ b/drivers/cpufreq/cpufreq_stats.c
@@ -192,9 +192,8 @@ cpufreq_stats_create_table (struct cpufr
unsigned int cpu = policy->cpu;
if (cpufreq_stats_table[cpu])
return -EBUSY;
- if ((stat = kmalloc(sizeof(struct cpufreq_stats), GFP_KERNEL)) == NULL)
+ if ((stat = kzalloc(sizeof(struct cpufreq_stats), GFP_KERNEL)) == NULL)
return -ENOMEM;
- memset(stat, 0, sizeof (struct cpufreq_stats));
data = cpufreq_cpu_get(cpu);
if ((ret = sysfs_create_group(&data->kobj, &stats_attr_group)))
@@ -216,12 +215,11 @@ cpufreq_stats_create_table (struct cpufr
alloc_size += count * count * sizeof(int);
#endif
stat->max_state = count;
- stat->time_in_state = kmalloc(alloc_size, GFP_KERNEL);
+ stat->time_in_state = kzalloc(alloc_size, GFP_KERNEL);
if (!stat->time_in_state) {
ret = -ENOMEM;
goto error_out;
}
- memset(stat->time_in_state, 0, alloc_size);
stat->freq_table = (unsigned int *)(stat->time_in_state + count);
#ifdef CONFIG_CPU_FREQ_STAT_DETAILS
--
Deepak Saxena - dsaxena@plexity.net - http://www.plexity.net
Even a stopped clock gives the right time twice a day.
reply other threads:[~2005-10-01 6:56 UTC|newest]
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