[PATCH] qemu: fix the check of virDomainObjUnref()'s return value

[Wen Congyang <wency@xxxxxxxxxxxxxx>]

If vm is unlocked in virDomainObjUnref(), the return value is 0, not less
than 0.

---
 src/qemu/qemu_process.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/src/qemu/qemu_process.c b/src/qemu/qemu_process.c
index 1dfd005..7691cbe 100644
--- a/src/qemu/qemu_process.c
+++ b/src/qemu/qemu_process.c
@@ -433,7 +433,7 @@ qemuProcessHandleWatchdog(qemuMonitorPtr mon ATTRIBUTE_UNUSED,
              */
             virDomainObjRef(vm);
             if (virThreadPoolSendJob(driver->workerPool, wdEvent) < 0) {
-                if (virDomainObjUnref(vm) < 0)
+                if (virDomainObjUnref(vm) == 0)
                     vm = NULL;
                 VIR_FREE(wdEvent);
             }
-- 
1.7.1

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