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-rw-r--r--hw/core/qdev-clock.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/hw/core/qdev-clock.c b/hw/core/qdev-clock.c
index 6a9a340d0f..eb05f2a13c 100644
--- a/hw/core/qdev-clock.c
+++ b/hw/core/qdev-clock.c
@@ -61,6 +61,14 @@ static NamedClockList *qdev_init_clocklist(DeviceState *dev, const char *name,
object_get_typename(OBJECT(clk)),
(Object **) &ncl->clock,
NULL, OBJ_PROP_LINK_STRONG);
+ /*
+ * Since the link property has the OBJ_PROP_LINK_STRONG flag, the clk
+ * object reference count gets decremented on property deletion.
+ * However object_property_add_link does not increment it since it
+ * doesn't know the linked object. Increment it here to ensure the
+ * aliased clock stays alive during this device life-time.
+ */
+ object_ref(OBJECT(clk));
}
ncl->clock = clk;