[libvirt] [PATCH] event: reference state only when virEventAddTimeout success
Reference state is not necessary when virEventAddTimeout failed,
this may cause a memory leak, so reference state only when
virEventAddTimeout success.
Signed-off-by: Xu Yandong <xuyandong2(a)huawei.com>
---
src/conf/object_event.c | 25 +++++++++++++------------
1 file changed, 13 insertions(+), 12 deletions(-)
diff --git a/src/conf/object_event.c b/src/conf/object_event.c
index 5d84598d59..ee5def5910 100644
--- a/src/conf/object_event.c
+++ b/src/conf/object_event.c
@@ -891,20 +891,21 @@ virObjectEventStateRegisterID(virConnectPtr conn,
virObjectLock(state);
if ((state->callbacks->count == 0) &&
- (state->timer == -1) &&
- (state->timer = virEventAddTimeout(-1,
- virObjectEventTimer,
- state,
- virObjectFreeCallback)) < 0) {
- virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
- _("could not initialize domain event timer"));
- goto cleanup;
+ (state->timer == -1)) {
+ if ((state->timer = virEventAddTimeout(-1,
+ virObjectEventTimer,
+ state,
+ virObjectFreeCallback)) < 0) {
+ virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
+ _("could not initialize domain event timer"));
+ goto cleanup;
+ } else {
+ /* event loop has one reference, but we need one more for the
+ * timer's opaque argument */
+ virObjectRef(state);
+ }
}
- /* event loop has one reference, but we need one more for the
- * timer's opaque argument */
- virObjectRef(state);
-
ret = virObjectEventCallbackListAddID(conn, state->callbacks,
key, filter, filter_opaque,
klass, eventID,
--
2.18.1