diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index fa2eb4fdc4b4..0f4cfc3374a6 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -7768,11 +7768,14 @@ static void kvm_init_msr_lists(void)
 }
 
 static int vcpu_mmio_write(struct kvm_vcpu *vcpu, gpa_t addr, int len,
-			   const void *v)
+			   void *__v)
 {
+	const void *v = __v;
 	int handled = 0;
 	int n;
 
+	trace_kvm_mmio(KVM_TRACE_MMIO_WRITE, len, addr, __v);
+
 	do {
 		n = min(len, 8);
 		if (!(lapic_in_kernel(vcpu) &&
@@ -8130,12 +8133,6 @@ static int write_emulate(struct kvm_vcpu *vcpu, gpa_t gpa,
 	return emulator_write_phys(vcpu, gpa, val, bytes);
 }
 
-static int write_mmio(struct kvm_vcpu *vcpu, gpa_t gpa, int bytes, void *val)
-{
-	trace_kvm_mmio(KVM_TRACE_MMIO_WRITE, bytes, gpa, val);
-	return vcpu_mmio_write(vcpu, gpa, bytes, val);
-}
-
 static const struct read_write_emulator_ops read_emultor = {
 	.read_write_emulate = read_emulate,
 	.read_write_mmio = vcpu_mmio_read,
@@ -8143,7 +8140,7 @@ static const struct read_write_emulator_ops read_emultor = {
 
 static const struct read_write_emulator_ops write_emultor = {
 	.read_write_emulate = write_emulate,
-	.read_write_mmio = write_mmio,
+	.read_write_mmio = vcpu_mmio_write,
 	.write = true,
 };