[PATCH] x86-64: replace kmalloc+memset with kzalloc in MTRR code

Cc: Andi Kleen <ak@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Andi Kleen <ak@suse.de>

2 files changed, 3 insertions, 6 deletions

diff --git a/arch/i386/kernel/cpu/mtrr/if.c b/arch/i386/kernel/cpu/mtrr/if.c
index 9753bc6a1f3f..5ae1705eafa6 100644
--- a/arch/i386/kernel/cpu/mtrr/if.c
+++ b/arch/i386/kernel/cpu/mtrr/if.c
@@ -44,10 +44,9 @@ mtrr_file_add(unsigned long base, unsigned long size,
 
         max = num_var_ranges;
         if (fcount == NULL) {
-                fcount = kmalloc(max * sizeof *fcount, GFP_KERNEL);
+                fcount = kzalloc(max * sizeof *fcount, GFP_KERNEL);
                 if (!fcount)
                         return -ENOMEM;
-                memset(fcount, 0, max * sizeof *fcount);
                 FILE_FCOUNT(file) = fcount;
         }
         if (!page) {
diff --git a/arch/i386/kernel/cpu/mtrr/main.c b/arch/i386/kernel/cpu/mtrr/main.c
index aeea23e8a050..16bb7ea87145 100644
--- a/arch/i386/kernel/cpu/mtrr/main.c
+++ b/arch/i386/kernel/cpu/mtrr/main.c
@@ -596,10 +596,8 @@ static int mtrr_save(struct sys_device * sysdev, pm_message_t state)
         int i;
         int size = num_var_ranges * sizeof(struct mtrr_value);
 
-        mtrr_state = kmalloc(size,GFP_ATOMIC);
-        if (mtrr_state)
-                memset(mtrr_state,0,size);
-        else
+        mtrr_state = kzalloc(size,GFP_ATOMIC);
+        if (!mtrr_state)
                 return -ENOMEM;
 
         for (i = 0; i < num_var_ranges; i++) {