From: Jiri Slaby <jirislaby@xxxxxxxxx>
There is a missing unlock on one fail path in ioapic_mmio_write,
fix that.
Signed-off-by: Jiri Slaby <jirislaby@xxxxxxxxx>
Signed-off-by: Avi Kivity <avi@xxxxxxxxxx>
---
virt/kvm/ioapic.c | 3 ++-
1 files changed, 2 insertions(+), 1 deletions(-)
diff --git a/virt/kvm/ioapic.c b/virt/kvm/ioapic.c
index ddf6aa9..8a9c6cc 100644
--- a/virt/kvm/ioapic.c
+++ b/virt/kvm/ioapic.c
@@ -292,7 +292,7 @@ static int ioapic_mmio_write(struct kvm_io_device *this, gpa_t addr, int len,
data = *(u32 *) val;
else {
printk(KERN_WARNING "ioapic: Unsupported size %d\n", len);
- return 0;
+ goto unlock;
}
addr &= 0xff;
@@ -313,6 +313,7 @@ static int ioapic_mmio_write(struct kvm_io_device *this, gpa_t addr, int len,
default:
break;
}
+unlock:
mutex_unlock(&ioapic->kvm->irq_lock);
return 0;
}
--
1.6.3.3
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