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[23/48] KVM: Clean up coalesced_mmio destruction

Message ID 1250415008-17175-24-git-send-email-avi@redhat.com (mailing list archive)
State New, archived
Headers show

Commit Message

Avi Kivity Aug. 16, 2009, 9:29 a.m. UTC 
From: Gregory Haskins <ghaskins@novell.com>

We invoke kfree() on a data member instead of the structure.  This works today
because the kvm_io_device is the first element of the private structure, but
this could change in the future, so lets clean this up.

Signed-off-by: Gregory Haskins <ghaskins@novell.com>
Acked-by: Chris Wright <chrisw@sous-sol.org>
Signed-off-by: Avi Kivity <avi@redhat.com>
---
 virt/kvm/coalesced_mmio.c |    5 ++++-
 1 files changed, 4 insertions(+), 1 deletions(-)
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Patch

diff --git a/virt/kvm/coalesced_mmio.c b/virt/kvm/coalesced_mmio.c
index 5ae620d..03ea280 100644
--- a/virt/kvm/coalesced_mmio.c
+++ b/virt/kvm/coalesced_mmio.c
@@ -80,7 +80,10 @@  static void coalesced_mmio_write(struct kvm_io_device *this,
 
 static void coalesced_mmio_destructor(struct kvm_io_device *this)
 {
-	kfree(this);
+	struct kvm_coalesced_mmio_dev *dev =
+		(struct kvm_coalesced_mmio_dev *)this->private;
+
+	kfree(dev);
 }
 
 int kvm_coalesced_mmio_init(struct kvm *kvm)