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KVM: destroy workqueue on kvm_create_pit() failures

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kernel needs to destroy workqueue if kvm_create_pit() fails, otherwise
after pit is freed, the workqueue is leaked.

Signed-off-by: Xiaotian Feng <dfeng@redhat.com>
Cc: Avi Kivity <avi@redhat.com>
Cc: Marcelo Tosatti <mtosatti@redhat.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Cc: Gleb Natapov <gleb@redhat.com>
Cc: "Michael S. Tsirkin" <mst@redhat.com>
Cc: Gregory Haskins <ghaskins@novell.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
This commit is contained in:
Xiaotian Feng 2010-08-13 16:23:06 +08:00 committed by Avi Kivity
parent f45755b834
commit 3185bf8c23
1 changed files with 1 additions and 1 deletions
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2
arch/x86/kvm/i8254.c
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@ -742,7 +742,7 @@ struct kvm_pit *kvm_create_pit(struct kvm *kvm, u32 flags)
kvm_unregister_irq_mask_notifier(kvm, 0, &pit->mask_notifier);
kvm_unregister_irq_ack_notifier(kvm, &pit_state->irq_ack_notifier);
kvm_free_irq_source_id(kvm, pit->irq_source_id);
destroy_workqueue(pit->wq);
kfree(pit);
return NULL;
}