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Commit e17d1dc0 authored by Avi Kivity's avatar Avi Kivity
Browse files

KVM: Fix pit memory leak if unable to allocate irq source id 



Reported-By: default avatarDaniel Marjamäki <danielm77@spray.se>
Signed-off-by: default avatarAvi Kivity <avi@qumranet.com>
parent c60ff51e

arch/x86/kvm/i8254.c

+3 −1
Original line number Diff line number Diff line
@@ -548,8 +548,10 @@ struct kvm_pit *kvm_create_pit(struct kvm *kvm) 
	mutex_lock(&kvm->lock);

	pit->irq_source_id = kvm_request_irq_source_id(kvm);

	mutex_unlock(&kvm->lock);

	if (pit->irq_source_id < 0)

	if (pit->irq_source_id < 0) {

		kfree(pit);

		return NULL;

	}



	mutex_init(&pit->pit_state.lock);

	mutex_lock(&pit->pit_state.lock);