QEMU will crashes with qapi/qobject-output-visitor.c:210: qobject_output_complete: Assertion `qov->root && ((&qov->stack)->slh_first == ((void *)0))' failed when trying to get value of empty hostmem.host-nodes property.
Fix it by calling visitor even if host-nodes wasn't set before exiting from property getter to return empty list. Signed-off-by: Igor Mammedov <[email protected]> --- backends/hostmem.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/backends/hostmem.c b/backends/hostmem.c index 0c8ef17..fe14be5 100644 --- a/backends/hostmem.c +++ b/backends/hostmem.c @@ -86,7 +86,7 @@ host_memory_backend_get_host_nodes(Object *obj, Visitor *v, const char *name, value = find_first_bit(backend->host_nodes, MAX_NODES); if (value == MAX_NODES) { - return; + goto ret; } *node = g_malloc0(sizeof(**node)); @@ -104,6 +104,7 @@ host_memory_backend_get_host_nodes(Object *obj, Visitor *v, const char *name, node = &(*node)->next; } while (true); +ret: visit_type_uint16List(v, name, &host_nodes, errp); } -- 2.7.4
