2 files changed, 3 insertions, 3 deletions

diff --git a/virt/kvm/arm/vgic-v2.c b/virt/kvm/arm/vgic-v2.c
index 01124ef3690a..416baedfc89f 100644
--- a/virt/kvm/arm/vgic-v2.c
+++ b/virt/kvm/arm/vgic-v2.c
@@ -71,7 +71,7 @@ static void vgic_v2_sync_lr_elrsr(struct kvm_vcpu *vcpu, int lr,
                                   struct vgic_lr lr_desc)
 {
         if (!(lr_desc.state & LR_STATE_MASK))
-                set_bit(lr, (unsigned long *)vcpu->arch.vgic_cpu.vgic_v2.vgic_elrsr);
+                __set_bit(lr, (unsigned long *)vcpu->arch.vgic_cpu.vgic_v2.vgic_elrsr);
 }
 
 static u64 vgic_v2_get_elrsr(const struct kvm_vcpu *vcpu)
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index 33712fb26eb1..95519bc959ed 100644
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -110,7 +110,7 @@ static bool largepages_enabled = true;
 bool kvm_is_mmio_pfn(pfn_t pfn)
 {
         if (pfn_valid(pfn))
-                return PageReserved(pfn_to_page(pfn));
+                return !is_zero_pfn(pfn) && PageReserved(pfn_to_page(pfn));
 
         return true;
 }
@@ -1725,7 +1725,7 @@ int kvm_vcpu_yield_to(struct kvm_vcpu *target)
         rcu_read_lock();
         pid = rcu_dereference(target->pid);
         if (pid)
-                task = get_pid_task(target->pid, PIDTYPE_PID);
+                task = get_pid_task(pid, PIDTYPE_PID);
         rcu_read_unlock();
         if (!task)
                 return ret;