From: Xiao Guangrong <xiaoguangrong@cn.fujitsu.com>
Date: Tue, 17 Aug 2010 07:02:12 +0000 (+0800)
Subject: KVM: PIT: free irq source id in handling error path
X-Git-Tag: v2.6.36-rc2~1^2
X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=6b5d7a9f6f7ff0e096829c1d82f70d5a6066b889;p=linux.git

KVM: PIT: free irq source id in handling error path

Free irq source id if create pit workqueue fail

Signed-off-by: Xiao Guangrong <xiaoguangrong@cn.fujitsu.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
---

diff --git a/arch/x86/kvm/i8254.c b/arch/x86/kvm/i8254.c
index f539c3c2a687..ddeb2314b522 100644
--- a/arch/x86/kvm/i8254.c
+++ b/arch/x86/kvm/i8254.c
@@ -697,6 +697,7 @@ struct kvm_pit *kvm_create_pit(struct kvm *kvm, u32 flags)
 	pit->wq = create_singlethread_workqueue("kvm-pit-wq");
 	if (!pit->wq) {
 		mutex_unlock(&pit->pit_state.lock);
+		kvm_free_irq_source_id(kvm, pit->irq_source_id);
 		kfree(pit);
 		return NULL;
 	}