4 files changed, 6 insertions, 15 deletions

diff --git a/arch/i386/kernel/cpu/cpufreq/acpi-cpufreq.c b/arch/i386/kernel/cpu/cpufreq/acpi-cpufreq.c
index 822c8ce9d1f1..22b5622897f0 100644
--- a/arch/i386/kernel/cpu/cpufreq/acpi-cpufreq.c
+++ b/arch/i386/kernel/cpu/cpufreq/acpi-cpufreq.c
@@ -376,10 +376,9 @@ acpi_cpufreq_cpu_init (
         arg0.buffer.length = 12;
         arg0.buffer.pointer = (u8 *) arg0_buf;
 
-        data = kmalloc(sizeof(struct cpufreq_acpi_io), GFP_KERNEL);
+        data = kzalloc(sizeof(struct cpufreq_acpi_io), GFP_KERNEL);
         if (!data)
                 return (-ENOMEM);
-        memset(data, 0, sizeof(struct cpufreq_acpi_io));
 
         acpi_io_data[cpu] = data;
 
diff --git a/arch/i386/kernel/cpu/cpufreq/powernow-k7.c b/arch/i386/kernel/cpu/cpufreq/powernow-k7.c
index 73a5dc5b26b8..edcd626001da 100644
--- a/arch/i386/kernel/cpu/cpufreq/powernow-k7.c
+++ b/arch/i386/kernel/cpu/cpufreq/powernow-k7.c
@@ -171,10 +171,9 @@ static int get_ranges (unsigned char *pst)
         unsigned int speed;
         u8 fid, vid;
 
-        powernow_table = kmalloc((sizeof(struct cpufreq_frequency_table) * (number_scales + 1)), GFP_KERNEL);
+        powernow_table = kzalloc((sizeof(struct cpufreq_frequency_table) * (number_scales + 1)), GFP_KERNEL);
         if (!powernow_table)
                 return -ENOMEM;
-        memset(powernow_table, 0, (sizeof(struct cpufreq_frequency_table) * (number_scales + 1)));
 
         for (j=0 ; j < number_scales; j++) {
                 fid = *pst++;
@@ -305,16 +304,13 @@ static int powernow_acpi_init(void)
                 goto err0;
         }
 
-        acpi_processor_perf = kmalloc(sizeof(struct acpi_processor_performance),
+        acpi_processor_perf = kzalloc(sizeof(struct acpi_processor_performance),
                                       GFP_KERNEL);
-
         if (!acpi_processor_perf) {
                 retval = -ENOMEM;
                 goto err0;
         }
 
-        memset(acpi_processor_perf, 0, sizeof(struct acpi_processor_performance));
-
         if (acpi_processor_register_performance(acpi_processor_perf, 0)) {
                 retval = -EIO;
                 goto err1;
@@ -337,14 +333,12 @@ static int powernow_acpi_init(void)
                 goto err2;
         }
 
-        powernow_table = kmalloc((number_scales + 1) * (sizeof(struct cpufreq_frequency_table)), GFP_KERNEL);
+        powernow_table = kzalloc((number_scales + 1) * (sizeof(struct cpufreq_frequency_table)), GFP_KERNEL);
         if (!powernow_table) {
                 retval = -ENOMEM;
                 goto err2;
         }
 
-        memset(powernow_table, 0, ((number_scales + 1) * sizeof(struct cpufreq_frequency_table)));
-
         pc.val = (unsigned long) acpi_processor_perf->states[0].control;
         for (i = 0; i < number_scales; i++) {
                 u8 fid, vid;
diff --git a/arch/i386/kernel/cpu/cpufreq/powernow-k8.c b/arch/i386/kernel/cpu/cpufreq/powernow-k8.c
index e2e03eebedf6..beb101157bd9 100644
--- a/arch/i386/kernel/cpu/cpufreq/powernow-k8.c
+++ b/arch/i386/kernel/cpu/cpufreq/powernow-k8.c
@@ -976,12 +976,11 @@ static int __init powernowk8_cpu_init(struct cpufreq_policy *pol)
         if (!check_supported_cpu(pol->cpu))
                 return -ENODEV;
 
-        data = kmalloc(sizeof(struct powernow_k8_data), GFP_KERNEL);
+        data = kzalloc(sizeof(struct powernow_k8_data), GFP_KERNEL);
         if (!data) {
                 printk(KERN_ERR PFX "unable to alloc powernow_k8_data");
                 return -ENOMEM;
         }
-        memset(data,0,sizeof(struct powernow_k8_data));
 
         data->cpu = pol->cpu;
 
diff --git a/arch/i386/kernel/cpu/cpufreq/speedstep-centrino.c b/arch/i386/kernel/cpu/cpufreq/speedstep-centrino.c
index c397b6220430..92936c1e173b 100644
--- a/arch/i386/kernel/cpu/cpufreq/speedstep-centrino.c
+++ b/arch/i386/kernel/cpu/cpufreq/speedstep-centrino.c
@@ -422,12 +422,11 @@ static int centrino_cpu_init_acpi(struct cpufreq_policy *policy)
                 }
         }
 
-        centrino_model[cpu] = kmalloc(sizeof(struct cpu_model), GFP_KERNEL);
+        centrino_model[cpu] = kzalloc(sizeof(struct cpu_model), GFP_KERNEL);
         if (!centrino_model[cpu]) {
                 result = -ENOMEM;
                 goto err_unreg;
         }
-        memset(centrino_model[cpu], 0, sizeof(struct cpu_model));
 
         centrino_model[cpu]->model_name=NULL;
         centrino_model[cpu]->max_freq = p.states[0].core_frequency * 1000;