[PATCH] RISC-V: KVM: lock the correct mp_state during reset

[Radim Krčmář]

We're writing to *tmp, but locking *vcpu.

Fixes: 2121cadec45a ("RISCV: KVM: Introduce mp_state_lock to avoid lock inversion")
Signed-off-by: Radim Krčmář <rkrcmar at ventanamicro.com>
---
 arch/riscv/kvm/vcpu_sbi.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/riscv/kvm/vcpu_sbi.c b/arch/riscv/kvm/vcpu_sbi.c
index 31fd3cc98d66..6e09b518a5d1 100644
--- a/arch/riscv/kvm/vcpu_sbi.c
+++ b/arch/riscv/kvm/vcpu_sbi.c
@@ -143,9 +143,9 @@ void kvm_riscv_vcpu_sbi_system_reset(struct kvm_vcpu *vcpu,
 	struct kvm_vcpu *tmp;
 
 	kvm_for_each_vcpu(i, tmp, vcpu->kvm) {
-		spin_lock(&vcpu->arch.mp_state_lock);
+		spin_lock(&tmp->arch.mp_state_lock);
 		WRITE_ONCE(tmp->arch.mp_state.mp_state, KVM_MP_STATE_STOPPED);
-		spin_unlock(&vcpu->arch.mp_state_lock);
+		spin_unlock(&tmp->arch.mp_state_lock);
 	}
 	kvm_make_all_cpus_request(vcpu->kvm, KVM_REQ_SLEEP);
 
-- 
2.49.0