From 087acc4e1847993a66f43128e40be0ab2244c98f Mon Sep 17 00:00:00 2001 From: Jue Wang Date: Fri, 10 Jun 2022 10:11:31 -0700 Subject: [PATCH] KVM: x86: Use kcalloc to allocate the mce_banks array. This patch updates the allocation of mce_banks with the array allocation API (kcalloc) as a precedent for the later mci_ctl2_banks to implement per-bank control of Corrected Machine Check Interrupt (CMCI). Suggested-by: Sean Christopherson Signed-off-by: Jue Wang Signed-off-by: Paolo Bonzini Message-Id: <20220610171134.772566-6-juew@google.com> Signed-off-by: Paolo Bonzini --- arch/x86/kvm/x86.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index 6d6d6c6413ba..3c6eb6837b96 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -11447,7 +11447,7 @@ int kvm_arch_vcpu_create(struct kvm_vcpu *vcpu) goto fail_free_lapic; vcpu->arch.pio_data = page_address(page); - vcpu->arch.mce_banks = kzalloc(KVM_MAX_MCE_BANKS * sizeof(u64) * 4, + vcpu->arch.mce_banks = kcalloc(KVM_MAX_MCE_BANKS * 4, sizeof(u64), GFP_KERNEL_ACCOUNT); if (!vcpu->arch.mce_banks) goto fail_free_pio_data;