From: Nicholas Bellinger <nab@xxxxxxxxxxxxxxx>
This is required to get past the following assert with:
commit 1523ed9e1d46b0b54540049d491475ccac7e6421
Author: Jan Kiszka <jan.kiszka@xxxxxxxxxxx>
Date: Thu May 17 10:32:39 2012 -0300
virtio/vhost: Add support for KVM in-kernel MSI injection
Cc: Stefan Hajnoczi <stefanha@xxxxxxxxxxxxxxxxxx>
Cc: Jan Kiszka <jan.kiszka@xxxxxxxxxxx>
Cc: Paolo Bonzini <pbonzini@xxxxxxxxxx>
Cc: Anthony Liguori <aliguori@xxxxxxxxxx>
Signed-off-by: Nicholas Bellinger <nab@xxxxxxxxxxxxxxx>
---
hw/msix.c | 3 +++
1 files changed, 3 insertions(+), 0 deletions(-)
diff --git a/hw/msix.c b/hw/msix.c
index 800fc32..c1e6dc3 100644
--- a/hw/msix.c
+++ b/hw/msix.c
@@ -544,6 +544,9 @@ void msix_unset_vector_notifiers(PCIDevice *dev)
{
int vector;
+ if (!dev->msix_vector_use_notifier && !dev->msix_vector_release_notifier)
+ return;
+
assert(dev->msix_vector_use_notifier &&
dev->msix_vector_release_notifier);
--
1.7.2.5
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