From a39ae81637f19086f7358555e7cc0becea301113 Mon Sep 17 00:00:00 2001 From: Thomas Huth Date: Mon, 16 Jul 2018 14:59:32 +0200 Subject: [PATCH] hw/arm/stm32f205_soc: Fix introspection problem with 'stm32f205-soc' device Valgrind complains: echo "{'execute':'qmp_capabilities'} {'execute':'device-list-properties'," \ "'arguments':{'typename':'stm32f205-soc'}}" \ "{'execute': 'human-monitor-command', " \ "'arguments': {'command-line': 'info qtree'}}" | \ valgrind -q aarch64-softmmu/qemu-system-aarch64 -M none,accel=qtest -qmp stdio [...] ==28531== Invalid read of size 8 ==28531== at 0x6185BA: qdev_print (qdev-monitor.c:686) ==28531== by 0x6185BA: qbus_print (qdev-monitor.c:719) ==28531== by 0x452B38: handle_hmp_command (monitor.c:3446) [...] Fix it with the new sysbus_init_child_obj() function. Signed-off-by: Thomas Huth Reviewed-by: Peter Maydell Reviewed-by: Eduardo Habkost Reviewed-by: Alistair Francis Message-id: 1531745974-17187-16-git-send-email-thuth@redhat.com Signed-off-by: Peter Maydell --- hw/arm/stm32f205_soc.c | 28 ++++++++++++---------------- 1 file changed, 12 insertions(+), 16 deletions(-) diff --git a/hw/arm/stm32f205_soc.c b/hw/arm/stm32f205_soc.c index 2b2135d382..c486d06a8b 100644 --- a/hw/arm/stm32f205_soc.c +++ b/hw/arm/stm32f205_soc.c @@ -49,36 +49,32 @@ static void stm32f205_soc_initfn(Object *obj) STM32F205State *s = STM32F205_SOC(obj); int i; - object_initialize(&s->armv7m, sizeof(s->armv7m), TYPE_ARMV7M); - qdev_set_parent_bus(DEVICE(&s->armv7m), sysbus_get_default()); + sysbus_init_child_obj(obj, "armv7m", &s->armv7m, sizeof(s->armv7m), + TYPE_ARMV7M); - object_initialize(&s->syscfg, sizeof(s->syscfg), TYPE_STM32F2XX_SYSCFG); - qdev_set_parent_bus(DEVICE(&s->syscfg), sysbus_get_default()); + sysbus_init_child_obj(obj, "syscfg", &s->syscfg, sizeof(s->syscfg), + TYPE_STM32F2XX_SYSCFG); for (i = 0; i < STM_NUM_USARTS; i++) { - object_initialize(&s->usart[i], sizeof(s->usart[i]), - TYPE_STM32F2XX_USART); - qdev_set_parent_bus(DEVICE(&s->usart[i]), sysbus_get_default()); + sysbus_init_child_obj(obj, "usart[*]", &s->usart[i], + sizeof(s->usart[i]), TYPE_STM32F2XX_USART); } for (i = 0; i < STM_NUM_TIMERS; i++) { - object_initialize(&s->timer[i], sizeof(s->timer[i]), - TYPE_STM32F2XX_TIMER); - qdev_set_parent_bus(DEVICE(&s->timer[i]), sysbus_get_default()); + sysbus_init_child_obj(obj, "timer[*]", &s->timer[i], + sizeof(s->timer[i]), TYPE_STM32F2XX_TIMER); } s->adc_irqs = OR_IRQ(object_new(TYPE_OR_IRQ)); for (i = 0; i < STM_NUM_ADCS; i++) { - object_initialize(&s->adc[i], sizeof(s->adc[i]), - TYPE_STM32F2XX_ADC); - qdev_set_parent_bus(DEVICE(&s->adc[i]), sysbus_get_default()); + sysbus_init_child_obj(obj, "adc[*]", &s->adc[i], sizeof(s->adc[i]), + TYPE_STM32F2XX_ADC); } for (i = 0; i < STM_NUM_SPIS; i++) { - object_initialize(&s->spi[i], sizeof(s->spi[i]), - TYPE_STM32F2XX_SPI); - qdev_set_parent_bus(DEVICE(&s->spi[i]), sysbus_get_default()); + sysbus_init_child_obj(obj, "spi[*]", &s->spi[i], sizeof(s->spi[i]), + TYPE_STM32F2XX_SPI); } }