[PATCH 1/4] hw/qdev: Constify DeviceState* argument of qdev_get_parent_bus()

[Philippe Mathieu-Daudé]

The structure is accessed read-only by qdev_get_parent_bus().

Signed-off-by: Philippe Mathieu-Daudé <phi...@linaro.org>
---
 hw/core/qdev.c         | 2 +-
 include/hw/qdev-core.h | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/hw/core/qdev.c b/hw/core/qdev.c
index d759c4602c..43d863b0c5 100644
--- a/hw/core/qdev.c
+++ b/hw/core/qdev.c
@@ -330,7 +330,7 @@ bool qdev_machine_modified(void)
     return qdev_hot_added || qdev_hot_removed;
 }
 
-BusState *qdev_get_parent_bus(DeviceState *dev)
+BusState *qdev_get_parent_bus(const DeviceState *dev)
 {
     return dev->parent_bus;
 }
diff --git a/include/hw/qdev-core.h b/include/hw/qdev-core.h
index 35fddb19a6..f5b3b2f89a 100644
--- a/include/hw/qdev-core.h
+++ b/include/hw/qdev-core.h
@@ -715,7 +715,7 @@ static inline void qdev_init_gpio_in_named(DeviceState *dev,
 void qdev_pass_gpios(DeviceState *dev, DeviceState *container,
                      const char *name);
 
-BusState *qdev_get_parent_bus(DeviceState *dev);
+BusState *qdev_get_parent_bus(const DeviceState *dev);
 
 /*** BUS API. ***/
 
-- 
2.38.1