diff options
Diffstat (limited to 'virt')
| -rw-r--r-- | virt/kvm/irq_comm.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/virt/kvm/irq_comm.c b/virt/kvm/irq_comm.c index 03e5b217e88..ddc388e565f 100644 --- a/virt/kvm/irq_comm.c +++ b/virt/kvm/irq_comm.c @@ -209,11 +209,13 @@ int kvm_request_irq_source_id(struct kvm *kvm) if (irq_source_id >= BITS_PER_LONG) { printk(KERN_WARNING "kvm: exhaust allocatable IRQ sources!\n"); - return -EFAULT; + irq_source_id = -EFAULT; + goto unlock; } ASSERT(irq_source_id != KVM_USERSPACE_IRQ_SOURCE_ID); set_bit(irq_source_id, bitmap); +unlock: mutex_unlock(&kvm->irq_lock); return irq_source_id; @@ -229,11 +231,12 @@ void kvm_free_irq_source_id(struct kvm *kvm, int irq_source_id) if (irq_source_id < 0 || irq_source_id >= BITS_PER_LONG) { printk(KERN_ERR "kvm: IRQ source ID out of range!\n"); - return; + goto unlock; } for (i = 0; i < KVM_IOAPIC_NUM_PINS; i++) clear_bit(irq_source_id, &kvm->arch.irq_states[i]); clear_bit(irq_source_id, &kvm->arch.irq_sources_bitmap); +unlock: mutex_unlock(&kvm->irq_lock); } |