File libvirt-libvirt-Increase-connection-reference-count-for-callbacks.patch of Package libvirt

From e95c864265757507e2d44a69ec9510232f5b7734 Mon Sep 17 00:00:00 2001
Message-Id: <e95c864265757507e2d44a69ec9510232f5b7734.1373271641.git.jdenemar@redhat.com>
From: Viktor Mihajlovski <mihajlov@linux.vnet.ibm.com>
Date: Wed, 10 Apr 2013 16:26:03 -0600
Subject: [PATCH] libvirt: Increase connection reference count for callbacks

https://bugzilla.redhat.com/show_bug.cgi?id=911609

By adjusting the reference count of the connection object we
prevent races between callback function and virConnectClose.

Signed-off-by: Viktor Mihajlovski <mihajlov@linux.vnet.ibm.com>
(cherry picked from commit 03a43efa86f5099d3f6df334f73961a535e488b5)
---
 src/libvirt.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/libvirt.c b/src/libvirt.c
index 04a218b..188abe1 100644
--- a/src/libvirt.c
+++ b/src/libvirt.c
@@ -19690,6 +19690,8 @@ int virConnectRegisterCloseCallback(virConnectPtr conn,
         return -1;
     }
 
+    virObjectRef(conn);
+
     virMutexLock(&conn->lock);
 
     virCheckNonNullArgGoto(cb, error);
@@ -19710,6 +19712,7 @@ int virConnectRegisterCloseCallback(virConnectPtr conn,
 
 error:
     virMutexUnlock(&conn->lock);
+    virObjectUnref(conn);
     virDispatchError(NULL);
     return -1;
 }
@@ -19759,6 +19762,8 @@ int virConnectUnregisterCloseCallback(virConnectPtr conn,
 
     virMutexUnlock(&conn->lock);
 
+    virObjectUnref(conn);
+
     return 0;
 
 error:
-- 
1.8.2.1