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KVM: ia64: Add missing spin_unlock in kvm_arch_hardware_enable()

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Add a spin_unlock missing on the error path.

The semantic match that finds this problem is as follows:
(http://coccinelle.lip6.fr/)

// <smpl>
@@
expression E1;
@@

* spin_lock(E1,...);
  <+... when != E1
  if (...) {
    ... when != E1
*   return ...;
  }
  ...+>
* spin_unlock(E1,...);
// </smpl>

Signed-off-by: Julia Lawall <julia@diku.dk>
Signed-off-by: Avi Kivity <avi@redhat.com>
This commit is contained in:
Julia Lawall 2010-05-26 17:57:05 +02:00 committed by Avi Kivity
parent 05b782ab95
commit 3499f4d0d1
1 changed files with 1 additions and 0 deletions
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arch/ia64/kvm/kvm-ia64.c
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@ -144,6 +144,7 @@ int kvm_arch_hardware_enable(void *garbage)
VP_INIT_ENV : VP_INIT_ENV_INITALIZE,
__pa(kvm_vm_buffer), KVM_VM_BUFFER_BASE, &tmp_base);
if (status != 0) {
spin_unlock(&vp_lock);
printk(KERN_WARNING"kvm: Failed to Enable VT Support!!!!\n");
return -EINVAL;
}