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charset="utf-8" The virtual-device fuzzer must initialize QOM, prior to running vl:qemu_init, so that it can use the qos_graph to identify the arguments required to initialize a guest for libqos-assisted fuzzing. This change prevents errors when vl:qemu_init tries to (re)initialize the previously initialized QOM module. Signed-off-by: Alexander Bulekov Reviewed-by: Stefan Hajnoczi Reviewed-by: Darren Kenny Reviewed-by: Philippe Mathieu-Daud=C3=A9 --- util/module.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/util/module.c b/util/module.c index 8c5315a7a3..236a7bb52a 100644 --- a/util/module.c +++ b/util/module.c @@ -30,6 +30,7 @@ typedef struct ModuleEntry typedef QTAILQ_HEAD(, ModuleEntry) ModuleTypeList; =20 static ModuleTypeList init_type_list[MODULE_INIT_MAX]; +static bool modules_init_done[MODULE_INIT_MAX]; =20 static ModuleTypeList dso_init_list; =20 @@ -91,11 +92,17 @@ void module_call_init(module_init_type type) ModuleTypeList *l; ModuleEntry *e; =20 + if (modules_init_done[type]) { + return; + } + l =3D find_type(type); =20 QTAILQ_FOREACH(e, l, node) { e->init(); } + + modules_init_done[type] =3D true; } =20 #ifdef CONFIG_MODULES --=20 2.25.0