1 files changed, 2 insertions, 3 deletions

diff --git a/arch/i386/kernel/cpu/cpufreq/speedstep-centrino.c b/arch/i386/kernel/cpu/cpufreq/speedstep-centrino.c
index 1465974256c9..edb9873e27e3 100644
--- a/arch/i386/kernel/cpu/cpufreq/speedstep-centrino.c
+++ b/arch/i386/kernel/cpu/cpufreq/speedstep-centrino.c
@@ -67,7 +67,7 @@ static const struct cpu_id cpu_ids[] = {
         [CPU_MP4HT_D0]  = {15,  3, 4 },
         [CPU_MP4HT_E0]  = {15,  4, 1 },
 };
-#define N_IDS   (sizeof(cpu_ids)/sizeof(cpu_ids[0]))
+#define N_IDS   ARRAY_SIZE(cpu_ids)
 
 struct cpu_model
 {
@@ -423,12 +423,11 @@ 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;