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[Qemu-devel] [PATCH 1/2] s390x/migration: use zero flag parameter
From: |
Christian Borntraeger |
Subject: |
[Qemu-devel] [PATCH 1/2] s390x/migration: use zero flag parameter |
Date: |
Mon, 20 Nov 2017 13:35:24 +0100 |
valgrind pointed out that we call KVM_S390_GET_IRQ_STATE with an
undefined value for flags. Right now this is unused, but we
better play safe.
Signed-off-by: Christian Borntraeger <address@hidden>
---
target/s390x/kvm.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/target/s390x/kvm.c b/target/s390x/kvm.c
index 343fcec..b0439a1 100644
--- a/target/s390x/kvm.c
+++ b/target/s390x/kvm.c
@@ -2069,7 +2069,10 @@ int kvm_s390_set_cpu_state(S390CPU *cpu, uint8_t
cpu_state)
void kvm_s390_vcpu_interrupt_pre_save(S390CPU *cpu)
{
- struct kvm_s390_irq_state irq_state;
+ struct kvm_s390_irq_state irq_state = {
+ .buf = (uint64_t) cpu->irqstate,
+ .len = VCPU_IRQ_BUF_SIZE,
+ };
CPUState *cs = CPU(cpu);
int32_t bytes;
@@ -2077,9 +2080,6 @@ void kvm_s390_vcpu_interrupt_pre_save(S390CPU *cpu)
return;
}
- irq_state.buf = (uint64_t) cpu->irqstate;
- irq_state.len = VCPU_IRQ_BUF_SIZE;
-
bytes = kvm_vcpu_ioctl(cs, KVM_S390_GET_IRQ_STATE, &irq_state);
if (bytes < 0) {
cpu->irqstate_saved_size = 0;
--
2.9.4