Signed-off-by: Joe Perches <[email protected]>
---
 arch/x86/kernel/microcode_amd.c |    3 +--
 arch/x86/kvm/x86.c              |    3 +--
 arch/x86/mm/pageattr-test.c     |    3 +--
 3 files changed, 3 insertions(+), 6 deletions(-)

diff --git a/arch/x86/kernel/microcode_amd.c b/arch/x86/kernel/microcode_amd.c
index e1af7c0..d46e805 100644
--- a/arch/x86/kernel/microcode_amd.c
+++ b/arch/x86/kernel/microcode_amd.c
@@ -183,9 +183,8 @@ get_next_ucode(const u8 *buf, unsigned int size, unsigned 
int *mc_size)
                return NULL;
        }
 
-       mc = vmalloc(UCODE_MAX_SIZE);
+       mc = vzalloc(UCODE_MAX_SIZE);
        if (mc) {
-               memset(mc, 0, UCODE_MAX_SIZE);
                if (get_ucode_data(mc, buf + UCODE_CONTAINER_SECTION_HDR,
                                   total_size)) {
                        vfree(mc);
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 2288ad8..624d4da 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -3174,10 +3174,9 @@ int kvm_vm_ioctl_get_dirty_log(struct kvm *kvm,
                spin_unlock(&kvm->mmu_lock);
 
                r = -ENOMEM;
-               dirty_bitmap = vmalloc(n);
+               dirty_bitmap = vzalloc(n);
                if (!dirty_bitmap)
                        goto out;
-               memset(dirty_bitmap, 0, n);
 
                r = -ENOMEM;
                slots = kzalloc(sizeof(struct kvm_memslots), GFP_KERNEL);
diff --git a/arch/x86/mm/pageattr-test.c b/arch/x86/mm/pageattr-test.c
index e1d1069..b008656 100644
--- a/arch/x86/mm/pageattr-test.c
+++ b/arch/x86/mm/pageattr-test.c
@@ -123,12 +123,11 @@ static int pageattr_test(void)
        if (print)
                printk(KERN_INFO "CPA self-test:\n");
 
-       bm = vmalloc((max_pfn_mapped + 7) / 8);
+       bm = vzalloc((max_pfn_mapped + 7) / 8);
        if (!bm) {
                printk(KERN_ERR "CPA Cannot vmalloc bitmap\n");
                return -ENOMEM;
        }
-       memset(bm, 0, (max_pfn_mapped + 7) / 8);
 
        failed += print_split(&sa);
        srandom32(100);
-- 
1.7.3.1.g432b3.dirty

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