hw: Remove assert_no_error usages

Replace assert_no_error() usages with the error_abort system.
&error_abort is passed into API calls to signal to the Error sub-system
that any errors are fatal. Removes need for caller assertions.

Signed-off-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>

7 files changed, 33 insertions, 85 deletions

diff --git a/hw/core/qdev-properties-system.c b/hw/core/qdev-properties-system.c
index 729efa8..3f29b49 100644
--- a/hw/core/qdev-properties-system.c
+++ b/hw/core/qdev-properties-system.c
@@ -352,21 +352,17 @@ void qdev_prop_set_drive_nofail(DeviceState *dev, const char *name,
 void qdev_prop_set_chr(DeviceState *dev, const char *name,
                        CharDriverState *value)
 {
-    Error *errp = NULL;
     assert(!value || value->label);
     object_property_set_str(OBJECT(dev),
-                            value ? value->label : "", name, &errp);
-    assert_no_error(errp);
+                            value ? value->label : "", name, &error_abort);
 }
 
 void qdev_prop_set_netdev(DeviceState *dev, const char *name,
                           NetClientState *value)
 {
-    Error *errp = NULL;
     assert(!value || value->name);
     object_property_set_str(OBJECT(dev),
-                            value ? value->name : "", name, &errp);
-    assert_no_error(errp);
+                            value ? value->name : "", name, &error_abort);
 }
 
 void qdev_set_nic_properties(DeviceState *dev, NICInfo *nd)
diff --git a/hw/core/qdev-properties.c b/hw/core/qdev-properties.c
index dc8ae69..b949f0e 100644
--- a/hw/core/qdev-properties.c
+++ b/hw/core/qdev-properties.c
@@ -1003,73 +1003,55 @@ void qdev_prop_parse(DeviceState *dev, const char *name, const char *value,
 
 void qdev_prop_set_bit(DeviceState *dev, const char *name, bool value)
 {
-    Error *errp = NULL;
-    object_property_set_bool(OBJECT(dev), value, name, &errp);
-    assert_no_error(errp);
+    object_property_set_bool(OBJECT(dev), value, name, &error_abort);
 }
 
 void qdev_prop_set_uint8(DeviceState *dev, const char *name, uint8_t value)
 {
-    Error *errp = NULL;
-    object_property_set_int(OBJECT(dev), value, name, &errp);
-    assert_no_error(errp);
+    object_property_set_int(OBJECT(dev), value, name, &error_abort);
 }
 
 void qdev_prop_set_uint16(DeviceState *dev, const char *name, uint16_t value)
 {
-    Error *errp = NULL;
-    object_property_set_int(OBJECT(dev), value, name, &errp);
-    assert_no_error(errp);
+    object_property_set_int(OBJECT(dev), value, name, &error_abort);
 }
 
 void qdev_prop_set_uint32(DeviceState *dev, const char *name, uint32_t value)
 {
-    Error *errp = NULL;
-    object_property_set_int(OBJECT(dev), value, name, &errp);
-    assert_no_error(errp);
+    object_property_set_int(OBJECT(dev), value, name, &error_abort);
 }
 
 void qdev_prop_set_int32(DeviceState *dev, const char *name, int32_t value)
 {
-    Error *errp = NULL;
-    object_property_set_int(OBJECT(dev), value, name, &errp);
-    assert_no_error(errp);
+    object_property_set_int(OBJECT(dev), value, name, &error_abort);
 }
 
 void qdev_prop_set_uint64(DeviceState *dev, const char *name, uint64_t value)
 {
-    Error *errp = NULL;
-    object_property_set_int(OBJECT(dev), value, name, &errp);
-    assert_no_error(errp);
+    object_property_set_int(OBJECT(dev), value, name, &error_abort);
 }
 
 void qdev_prop_set_string(DeviceState *dev, const char *name, const char *value)
 {
-    Error *errp = NULL;
-    object_property_set_str(OBJECT(dev), value, name, &errp);
-    assert_no_error(errp);
+    object_property_set_str(OBJECT(dev), value, name, &error_abort);
 }
 
 void qdev_prop_set_macaddr(DeviceState *dev, const char *name, uint8_t *value)
 {
-    Error *errp = NULL;
     char str[2 * 6 + 5 + 1];
     snprintf(str, sizeof(str), "%02x:%02x:%02x:%02x:%02x:%02x",
              value[0], value[1], value[2], value[3], value[4], value[5]);
 
-    object_property_set_str(OBJECT(dev), str, name, &errp);
-    assert_no_error(errp);
+    object_property_set_str(OBJECT(dev), str, name, &error_abort);
 }
 
 void qdev_prop_set_enum(DeviceState *dev, const char *name, int value)
 {
     Property *prop;
-    Error *errp = NULL;
 
     prop = qdev_prop_find(dev, name);
     object_property_set_str(OBJECT(dev), prop->info->enum_table[value],
-                            name, &errp);
-    assert_no_error(errp);
+                            name, &error_abort);
 }
 
 void qdev_prop_set_ptr(DeviceState *dev, const char *name, void *value)
@@ -1161,12 +1143,10 @@ static void set_size(Object *obj, Visitor *v, void *opaque,
 static int parse_size(DeviceState *dev, Property *prop, const char *str)
 {
     uint64_t *ptr = qdev_get_prop_ptr(dev, prop);
-    Error *errp = NULL;
 
     if (str != NULL) {
-        parse_option_size(prop->name, str, ptr, &errp);
+        parse_option_size(prop->name, str, ptr, &error_abort);
     }
-    assert_no_error(errp);
     return 0;
 }
 
diff --git a/hw/core/qdev.c b/hw/core/qdev.c
index adbff18..7d869fc 100644
--- a/hw/core/qdev.c
+++ b/hw/core/qdev.c
@@ -656,14 +656,13 @@ void qdev_property_add_static(DeviceState *dev, Property *prop,
     }
 
     if (prop->qtype == QTYPE_QBOOL) {
-        object_property_set_bool(obj, prop->defval, prop->name, &local_err);
+        object_property_set_bool(obj, prop->defval, prop->name, &error_abort);
     } else if (prop->info->enum_table) {
         object_property_set_str(obj, prop->info->enum_table[prop->defval],
-                                prop->name, &local_err);
+                                prop->name, &error_abort);
     } else if (prop->qtype == QTYPE_QINT) {
-        object_property_set_int(obj, prop->defval, prop->name, &local_err);
+        object_property_set_int(obj, prop->defval, prop->name, &error_abort);
     }
-    assert_no_error(local_err);
 }
 
 static bool device_get_realized(Object *obj, Error **err)
@@ -723,7 +722,6 @@ static void device_initfn(Object *obj)
     DeviceState *dev = DEVICE(obj);
     ObjectClass *class;
     Property *prop;
-    Error *err = NULL;
 
     if (qdev_hotplug) {
         dev->hotplugged = 1;
@@ -739,26 +737,19 @@ static void device_initfn(Object *obj)
     class = object_get_class(OBJECT(dev));
     do {
         for (prop = DEVICE_CLASS(class)->props; prop && prop->name; prop++) {
-            qdev_property_add_legacy(dev, prop, &err);
-            assert_no_error(err);
-            qdev_property_add_static(dev, prop, &err);
-            assert_no_error(err);
+            qdev_property_add_legacy(dev, prop, &error_abort);
+            qdev_property_add_static(dev, prop, &error_abort);
         }
         class = object_class_get_parent(class);
     } while (class != object_class_by_name(TYPE_DEVICE));
 
     object_property_add_link(OBJECT(dev), "parent_bus", TYPE_BUS,
-                             (Object **)&dev->parent_bus, &err);
-    assert_no_error(err);
+                             (Object **)&dev->parent_bus, &error_abort);
 }
 
 static void device_post_init(Object *obj)
 {
-    DeviceState *dev = DEVICE(obj);
-    Error *err = NULL;
-
-    qdev_prop_set_globals(dev, &err);
-    assert_no_error(err);
+    qdev_prop_set_globals(DEVICE(obj), &error_abort);
 }
 
 /* Unlink device from bus and free the structure.  */
diff --git a/hw/dma/xilinx_axidma.c b/hw/dma/xilinx_axidma.c
index d67c5f1..19f07b3 100644
--- a/hw/dma/xilinx_axidma.c
+++ b/hw/dma/xilinx_axidma.c
@@ -569,26 +569,21 @@ static void xilinx_axidma_init(Object *obj)
 {
     XilinxAXIDMA *s = XILINX_AXI_DMA(obj);
     SysBusDevice *sbd = SYS_BUS_DEVICE(obj);
-    Error *errp = NULL;
 
     object_property_add_link(obj, "axistream-connected", TYPE_STREAM_SLAVE,
-                             (Object **) &s->tx_data_dev, &errp);
-    assert_no_error(errp);
+                             (Object **)&s->tx_data_dev, &error_abort);
     object_property_add_link(obj, "axistream-control-connected",
                              TYPE_STREAM_SLAVE,
-                             (Object **) &s->tx_control_dev, &errp);
-    assert_no_error(errp);
+                             (Object **)&s->tx_control_dev, &error_abort);
 
     object_initialize(&s->rx_data_dev, sizeof(s->rx_data_dev),
                       TYPE_XILINX_AXI_DMA_DATA_STREAM);
     object_initialize(&s->rx_control_dev, sizeof(s->rx_control_dev),
                       TYPE_XILINX_AXI_DMA_CONTROL_STREAM);
     object_property_add_child(OBJECT(s), "axistream-connected-target",
-                              (Object *)&s->rx_data_dev, &errp);
-    assert_no_error(errp);
+                              (Object *)&s->rx_data_dev, &error_abort);
     object_property_add_child(OBJECT(s), "axistream-control-connected-target",
-                              (Object *)&s->rx_control_dev, &errp);
-    assert_no_error(errp);
+                              (Object *)&s->rx_control_dev, &error_abort);
 
     sysbus_init_irq(sbd, &s->streams[0].irq);
     sysbus_init_irq(sbd, &s->streams[1].irq);
diff --git a/hw/net/xilinx_axienet.c b/hw/net/xilinx_axienet.c
index 3eb7715..0bd5eda 100644
--- a/hw/net/xilinx_axienet.c
+++ b/hw/net/xilinx_axienet.c
@@ -980,26 +980,21 @@ static void xilinx_enet_init(Object *obj)
 {
     XilinxAXIEnet *s = XILINX_AXI_ENET(obj);
     SysBusDevice *sbd = SYS_BUS_DEVICE(obj);
-    Error *errp = NULL;
 
     object_property_add_link(obj, "axistream-connected", TYPE_STREAM_SLAVE,
-                             (Object **) &s->tx_data_dev, &errp);
-    assert_no_error(errp);
+                             (Object **) &s->tx_data_dev, &error_abort);
     object_property_add_link(obj, "axistream-control-connected",
                              TYPE_STREAM_SLAVE,
-                             (Object **) &s->tx_control_dev, &errp);
-    assert_no_error(errp);
+                             (Object **) &s->tx_control_dev, &error_abort);
 
     object_initialize(&s->rx_data_dev, sizeof(s->rx_data_dev),
                       TYPE_XILINX_AXI_ENET_DATA_STREAM);
     object_initialize(&s->rx_control_dev, sizeof(s->rx_control_dev),
                       TYPE_XILINX_AXI_ENET_CONTROL_STREAM);
     object_property_add_child(OBJECT(s), "axistream-connected-target",
-                              (Object *)&s->rx_data_dev, &errp);
-    assert_no_error(errp);
+                              (Object *)&s->rx_data_dev, &error_abort);
     object_property_add_child(OBJECT(s), "axistream-control-connected-target",
-                              (Object *)&s->rx_control_dev, &errp);
-    assert_no_error(errp);
+                              (Object *)&s->rx_control_dev, &error_abort);
 
     sysbus_init_irq(sbd, &s->irq);
 
diff --git a/include/hw/xilinx.h b/include/hw/xilinx.h
index 0c0251a..9d6debe 100644
--- a/include/hw/xilinx.h
+++ b/include/hw/xilinx.h
@@ -59,16 +59,13 @@ xilinx_axiethernet_init(DeviceState *dev, NICInfo *nd, StreamSlave *ds,
                         StreamSlave *cs, hwaddr base, qemu_irq irq, int txmem,
                         int rxmem)
 {
-    Error *errp = NULL;
-
     qdev_set_nic_properties(dev, nd);
     qdev_prop_set_uint32(dev, "rxmem", rxmem);
     qdev_prop_set_uint32(dev, "txmem", txmem);
     object_property_set_link(OBJECT(dev), OBJECT(ds),
-                             "axistream-connected", &errp);
+                             "axistream-connected", &error_abort);
     object_property_set_link(OBJECT(dev), OBJECT(cs),
-                             "axistream-control-connected", &errp);
-    assert_no_error(errp);
+                             "axistream-control-connected", &error_abort);
     qdev_init_nofail(dev);
     sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, base);
     sysbus_connect_irq(SYS_BUS_DEVICE(dev), 0, irq);
@@ -78,14 +75,11 @@ static inline void
 xilinx_axidma_init(DeviceState *dev, StreamSlave *ds, StreamSlave *cs,
                    hwaddr base, qemu_irq irq, qemu_irq irq2, int freqhz)
 {
-    Error *errp = NULL;
-
     qdev_prop_set_uint32(dev, "freqhz", freqhz);
     object_property_set_link(OBJECT(dev), OBJECT(ds),
-                             "axistream-connected", &errp);
+                             "axistream-connected", &error_abort);
     object_property_set_link(OBJECT(dev), OBJECT(cs),
-                             "axistream-control-connected", &errp);
-    assert_no_error(errp);
+                             "axistream-control-connected", &error_abort);
     qdev_init_nofail(dev);
 
     sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, base);
diff --git a/target-arm/cpu.c b/target-arm/cpu.c
index 408d207..e4801a8 100644
--- a/target-arm/cpu.c
+++ b/target-arm/cpu.c
@@ -252,18 +252,15 @@ static Property arm_cpu_reset_hivecs_property =
 static void arm_cpu_post_init(Object *obj)
 {
     ARMCPU *cpu = ARM_CPU(obj);
-    Error *err = NULL;
 
     if (arm_feature(&cpu->env, ARM_FEATURE_CBAR)) {
         qdev_property_add_static(DEVICE(obj), &arm_cpu_reset_cbar_property,
-                                 &err);
-        assert_no_error(err);
+                                 &error_abort);
     }
 
     if (!arm_feature(&cpu->env, ARM_FEATURE_M)) {
         qdev_property_add_static(DEVICE(obj), &arm_cpu_reset_hivecs_property,
-                                 &err);
-        assert_no_error(err);
+                                 &error_abort);
     }
 }