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qom: Don't handle impossible object_property_get_link() failure

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Don't handle object_property_get_link() failure that can't happen
unless the programmer screwed up, pass &error_abort.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-Id: <20200707160613.848843-25-armbru@redhat.com>
This commit is contained in:
Markus Armbruster 2020-07-07 18:05:52 +02:00
parent 552d7f49ee
commit 4d21fcd524
9 changed files with 11 additions and 78 deletions
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7
hw/arm/bcm2835_peripherals.c
View File

@ -134,12 +134,7 @@ static void bcm2835_peripherals_realize(DeviceState *dev, Error **errp)
uint64_t ram_size, vcram_size;
int n;
obj = object_property_get_link(OBJECT(dev), "ram", &err);
if (obj == NULL) {
error_setg(errp, "%s: required ram link not found: %s",
__func__, error_get_pretty(err));
return;
}
obj = object_property_get_link(OBJECT(dev), "ram", &error_abort);
ram = MEMORY_REGION(obj);
ram_size = memory_region_size(ram);

7
hw/arm/bcm2836.c
View File

@ -77,12 +77,7 @@ static void bcm2836_realize(DeviceState *dev, Error **errp)
/* common peripherals from bcm2835 */
obj = object_property_get_link(OBJECT(dev), "ram", &err);
if (obj == NULL) {
error_setg(errp, "%s: required ram link not found: %s",
__func__, error_get_pretty(err));
return;
}
obj = object_property_get_link(OBJECT(dev), "ram", &error_abort);
object_property_add_const_link(OBJECT(&s->peripherals), "ram", obj);

8
hw/display/bcm2835_fb.c
View File

@ -405,7 +405,6 @@ static void bcm2835_fb_reset(DeviceState *dev)
static void bcm2835_fb_realize(DeviceState *dev, Error **errp)
{
BCM2835FBState *s = BCM2835_FB(dev);
Error *err = NULL;
Object *obj;
if (s->vcram_base == 0) {
@ -413,12 +412,7 @@ static void bcm2835_fb_realize(DeviceState *dev, Error **errp)
return;
}
obj = object_property_get_link(OBJECT(dev), "dma-mr", &err);
if (obj == NULL) {
error_setg(errp, "%s: required dma-mr link not found: %s",
__func__, error_get_pretty(err));
return;
}
obj = object_property_get_link(OBJECT(dev), "dma-mr", &error_abort);
/* Fill in the parts of initial_config that are not set by QOM properties */
s->initial_config.xres_virtual = s->initial_config.xres;

9
hw/dma/bcm2835_dma.c
View File

@ -376,16 +376,9 @@ static void bcm2835_dma_reset(DeviceState *dev)
static void bcm2835_dma_realize(DeviceState *dev, Error **errp)
{
BCM2835DMAState *s = BCM2835_DMA(dev);
Error *err = NULL;
Object *obj;
obj = object_property_get_link(OBJECT(dev), "dma-mr", &err);
if (obj == NULL) {
error_setg(errp, "%s: required dma-mr link not found: %s",
__func__, error_get_pretty(err));
return;
}
obj = object_property_get_link(OBJECT(dev), "dma-mr", &error_abort);
s->dma_mr = MEMORY_REGION(obj);
address_space_init(&s->dma_as, s->dma_mr, TYPE_BCM2835_DMA "-memory");

15
hw/gpio/bcm2835_gpio.c
View File

@ -312,22 +312,11 @@ static void bcm2835_gpio_realize(DeviceState *dev, Error **errp)
{
BCM2835GpioState *s = BCM2835_GPIO(dev);
Object *obj;
Error *err = NULL;
obj = object_property_get_link(OBJECT(dev), "sdbus-sdhci", &err);
if (obj == NULL) {
error_setg(errp, "%s: required sdhci link not found: %s",
__func__, error_get_pretty(err));
return;
}
obj = object_property_get_link(OBJECT(dev), "sdbus-sdhci", &error_abort);
s->sdbus_sdhci = SD_BUS(obj);
obj = object_property_get_link(OBJECT(dev), "sdbus-sdhost", &err);
if (obj == NULL) {
error_setg(errp, "%s: required sdhost link not found: %s",
__func__, error_get_pretty(err));
return;
}
obj = object_property_get_link(OBJECT(dev), "sdbus-sdhost", &error_abort);
s->sdbus_sdhost = SD_BUS(obj);
}

8
hw/intc/nios2_iic.c
View File

@ -66,14 +66,8 @@ static void altera_iic_init(Object *obj)
static void altera_iic_realize(DeviceState *dev, Error **errp)
{
struct AlteraIIC *pv = ALTERA_IIC(dev);
Error *err = NULL;
pv->cpu = object_property_get_link(OBJECT(dev), "cpu", &err);
if (!pv->cpu) {
error_setg(errp, "altera,iic: CPU link not found: %s",
error_get_pretty(err));
return;
}
pv->cpu = object_property_get_link(OBJECT(dev), "cpu", &error_abort);
}
static void altera_iic_class_init(ObjectClass *klass, void *data)

9
hw/misc/bcm2835_mbox.c
View File

@ -308,15 +308,8 @@ static void bcm2835_mbox_realize(DeviceState *dev, Error **errp)
{
BCM2835MboxState *s = BCM2835_MBOX(dev);
Object *obj;
Error *err = NULL;
obj = object_property_get_link(OBJECT(dev), "mbox-mr", &err);
if (obj == NULL) {
error_setg(errp, "%s: required mbox-mr link not found: %s",
__func__, error_get_pretty(err));
return;
}
obj = object_property_get_link(OBJECT(dev), "mbox-mr", &error_abort);
s->mbox_mr = MEMORY_REGION(obj);
address_space_init(&s->mbox_as, s->mbox_mr, TYPE_BCM2835_MBOX "-memory");
bcm2835_mbox_reset(dev);

17
hw/misc/bcm2835_property.c
View File

@ -392,24 +392,11 @@ static void bcm2835_property_realize(DeviceState *dev, Error **errp)
{
BCM2835PropertyState *s = BCM2835_PROPERTY(dev);
Object *obj;
Error *err = NULL;
obj = object_property_get_link(OBJECT(dev), "fb", &err);
if (obj == NULL) {
error_setg(errp, "%s: required fb link not found: %s",
__func__, error_get_pretty(err));
return;
}
obj = object_property_get_link(OBJECT(dev), "fb", &error_abort);
s->fbdev = BCM2835_FB(obj);
obj = object_property_get_link(OBJECT(dev), "dma-mr", &err);
if (obj == NULL) {
error_setg(errp, "%s: required dma-mr link not found: %s",
__func__, error_get_pretty(err));
return;
}
obj = object_property_get_link(OBJECT(dev), "dma-mr", &error_abort);
s->dma_mr = MEMORY_REGION(obj);
address_space_init(&s->dma_as, s->dma_mr, TYPE_BCM2835_PROPERTY "-memory");

9
hw/usb/hcd-dwc2.c
View File

@ -1274,15 +1274,8 @@ static void dwc2_realize(DeviceState *dev, Error **errp)
SysBusDevice *sbd = SYS_BUS_DEVICE(dev);
DWC2State *s = DWC2_USB(dev);
Object *obj;
Error *err = NULL;
obj = object_property_get_link(OBJECT(dev), "dma-mr", &err);
if (err) {
error_setg(errp, "dwc2: required dma-mr link not found: %s",
error_get_pretty(err));
return;
}
assert(obj != NULL);
obj = object_property_get_link(OBJECT(dev), "dma-mr", &error_abort);
s->dma_mr = MEMORY_REGION(obj);
address_space_init(&s->dma_as, s->dma_mr, "dwc2");