From: Eduardo Habkost Date: Fri, 11 Dec 2020 22:05:28 +0000 (-0500) Subject: qdev: Avoid unnecessary DeviceState* variable at set_prop_arraylen() X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=f405e3cdffe9d370867aeeef899863d619c32e26;p=qemu.git qdev: Avoid unnecessary DeviceState* variable at set_prop_arraylen() We're just doing pointer math with the device pointer, we can simply use obj instead. Signed-off-by: Eduardo Habkost Reviewed-by: Marc-André Lureau Reviewed-by: Igor Mammedov Message-Id: <20201211220529.2290218-32-ehabkost@redhat.com> Signed-off-by: Eduardo Habkost --- diff --git a/hw/core/qdev-properties.c b/hw/core/qdev-properties.c index f3bbf05465..50f40949f5 100644 --- a/hw/core/qdev-properties.c +++ b/hw/core/qdev-properties.c @@ -559,10 +559,9 @@ static void set_prop_arraylen(Object *obj, Visitor *v, const char *name, * array-length field in the device struct, we have to create the * array itself and dynamically add the corresponding properties. */ - DeviceState *dev = DEVICE(obj); Property *prop = opaque; uint32_t *alenptr = object_field_prop_ptr(obj, prop); - void **arrayptr = (void *)dev + prop->arrayoffset; + void **arrayptr = (void *)obj + prop->arrayoffset; void *eltptr; const char *arrayname; int i; @@ -602,7 +601,7 @@ static void set_prop_arraylen(Object *obj, Visitor *v, const char *name, * they get the right answer despite the array element not actually * being inside the device struct. */ - arrayprop->prop.offset = eltptr - (void *)dev; + arrayprop->prop.offset = eltptr - (void *)obj; assert(object_field_prop_ptr(obj, &arrayprop->prop) == eltptr); object_property_add(obj, propname, arrayprop->prop.info->name,