qdev: Move dev->realized check to qdev_property_set()

Every single qdev property setter function manually checks
dev->realized.  We can just check dev->realized inside
qdev_property_set() instead.

Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Reviewed-by: Stefan Berger <stefanb@linux.ibm.com>
Reviewed-by: Cornelia Huck <cohuck@redhat.com>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
Acked-by: Paul Durrant <paul@xen.org>
Message-Id: <20201211220529.2290218-24-ehabkost@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>

1 files changed, 18 insertions, 82 deletions

diff --git a/hw/core/qdev-properties.c b/hw/core/qdev-properties.c
index b924f13d58..92f48ecbf2 100644
--- a/hw/core/qdev-properties.c
+++ b/hw/core/qdev-properties.c
@@ -24,6 +24,19 @@ void qdev_prop_set_after_realize(DeviceState *dev, const char *name,
     }
 }
 
+/* returns: true if property is allowed to be set, false otherwise */
+static bool qdev_prop_allow_set(Object *obj, const char *name,
+                                Error **errp)
+{
+    DeviceState *dev = DEVICE(obj);
+
+    if (dev->realized) {
+        qdev_prop_set_after_realize(dev, name, errp);
+        return false;
+    }
+    return true;
+}
+
 void qdev_prop_allow_set_link_before_realize(const Object *obj,
                                              const char *name,
                                              Object *val, Error **errp)
@@ -65,6 +78,11 @@ static void field_prop_set(Object *obj, Visitor *v, const char *name,
                            void *opaque, Error **errp)
 {
     Property *prop = opaque;
+
+    if (!qdev_prop_allow_set(obj, name, errp)) {
+        return;
+    }
+
     return prop->info->set(obj, v, name, opaque, errp);
 }
 
@@ -90,15 +108,9 @@ void qdev_propinfo_get_enum(Object *obj, Visitor *v, const char *name,
 void qdev_propinfo_set_enum(Object *obj, Visitor *v, const char *name,
                             void *opaque, Error **errp)
 {
-    DeviceState *dev = DEVICE(obj);
     Property *prop = opaque;
     int *ptr = qdev_get_prop_ptr(obj, prop);
 
-    if (dev->realized) {
-        qdev_prop_set_after_realize(dev, name, errp);
-        return;
-    }
-
     visit_type_enum(v, name, ptr, prop->info->enum_table, errp);
 }
 
@@ -148,15 +160,9 @@ static void prop_get_bit(Object *obj, Visitor *v, const char *name,
 static void prop_set_bit(Object *obj, Visitor *v, const char *name,
                          void *opaque, Error **errp)
 {
-    DeviceState *dev = DEVICE(obj);
     Property *prop = opaque;
     bool value;
 
-    if (dev->realized) {
-        qdev_prop_set_after_realize(dev, name, errp);
-        return;
-    }
-
     if (!visit_type_bool(v, name, &value, errp)) {
         return;
     }
@@ -208,15 +214,9 @@ static void prop_get_bit64(Object *obj, Visitor *v, const char *name,
 static void prop_set_bit64(Object *obj, Visitor *v, const char *name,
                            void *opaque, Error **errp)
 {
-    DeviceState *dev = DEVICE(obj);
     Property *prop = opaque;
     bool value;
 
-    if (dev->realized) {
-        qdev_prop_set_after_realize(dev, name, errp);
-        return;
-    }
-
     if (!visit_type_bool(v, name, &value, errp)) {
         return;
     }
@@ -245,15 +245,9 @@ static void get_bool(Object *obj, Visitor *v, const char *name, void *opaque,
 static void set_bool(Object *obj, Visitor *v, const char *name, void *opaque,
                      Error **errp)
 {
-    DeviceState *dev = DEVICE(obj);
     Property *prop = opaque;
     bool *ptr = qdev_get_prop_ptr(obj, prop);
 
-    if (dev->realized) {
-        qdev_prop_set_after_realize(dev, name, errp);
-        return;
-    }
-
     visit_type_bool(v, name, ptr, errp);
 }
 
@@ -278,15 +272,9 @@ static void get_uint8(Object *obj, Visitor *v, const char *name, void *opaque,
 static void set_uint8(Object *obj, Visitor *v, const char *name, void *opaque,
                       Error **errp)
 {
-    DeviceState *dev = DEVICE(obj);
     Property *prop = opaque;
     uint8_t *ptr = qdev_get_prop_ptr(obj, prop);
 
-    if (dev->realized) {
-        qdev_prop_set_after_realize(dev, name, errp);
-        return;
-    }
-
     visit_type_uint8(v, name, ptr, errp);
 }
 
@@ -323,15 +311,9 @@ static void get_uint16(Object *obj, Visitor *v, const char *name,
 static void set_uint16(Object *obj, Visitor *v, const char *name,
                        void *opaque, Error **errp)
 {
-    DeviceState *dev = DEVICE(obj);
     Property *prop = opaque;
     uint16_t *ptr = qdev_get_prop_ptr(obj, prop);
 
-    if (dev->realized) {
-        qdev_prop_set_after_realize(dev, name, errp);
-        return;
-    }
-
     visit_type_uint16(v, name, ptr, errp);
 }
 
@@ -356,15 +338,9 @@ static void get_uint32(Object *obj, Visitor *v, const char *name,
 static void set_uint32(Object *obj, Visitor *v, const char *name,
                        void *opaque, Error **errp)
 {
-    DeviceState *dev = DEVICE(obj);
     Property *prop = opaque;
     uint32_t *ptr = qdev_get_prop_ptr(obj, prop);
 
-    if (dev->realized) {
-        qdev_prop_set_after_realize(dev, name, errp);
-        return;
-    }
-
     visit_type_uint32(v, name, ptr, errp);
 }
 
@@ -380,15 +356,9 @@ void qdev_propinfo_get_int32(Object *obj, Visitor *v, const char *name,
 static void set_int32(Object *obj, Visitor *v, const char *name, void *opaque,
                       Error **errp)
 {
-    DeviceState *dev = DEVICE(obj);
     Property *prop = opaque;
     int32_t *ptr = qdev_get_prop_ptr(obj, prop);
 
-    if (dev->realized) {
-        qdev_prop_set_after_realize(dev, name, errp);
-        return;
-    }
-
     visit_type_int32(v, name, ptr, errp);
 }
 
@@ -420,15 +390,9 @@ static void get_uint64(Object *obj, Visitor *v, const char *name,
 static void set_uint64(Object *obj, Visitor *v, const char *name,
                        void *opaque, Error **errp)
 {
-    DeviceState *dev = DEVICE(obj);
     Property *prop = opaque;
     uint64_t *ptr = qdev_get_prop_ptr(obj, prop);
 
-    if (dev->realized) {
-        qdev_prop_set_after_realize(dev, name, errp);
-        return;
-    }
-
     visit_type_uint64(v, name, ptr, errp);
 }
 
@@ -444,15 +408,9 @@ static void get_int64(Object *obj, Visitor *v, const char *name,
 static void set_int64(Object *obj, Visitor *v, const char *name,
                       void *opaque, Error **errp)
 {
-    DeviceState *dev = DEVICE(obj);
     Property *prop = opaque;
     int64_t *ptr = qdev_get_prop_ptr(obj, prop);
 
-    if (dev->realized) {
-        qdev_prop_set_after_realize(dev, name, errp);
-        return;
-    }
-
     visit_type_int64(v, name, ptr, errp);
 }
 
@@ -495,16 +453,10 @@ static void get_string(Object *obj, Visitor *v, const char *name,
 static void set_string(Object *obj, Visitor *v, const char *name,
                        void *opaque, Error **errp)
 {
-    DeviceState *dev = DEVICE(obj);
     Property *prop = opaque;
     char **ptr = qdev_get_prop_ptr(obj, prop);
     char *str;
 
-    if (dev->realized) {
-        qdev_prop_set_after_realize(dev, name, errp);
-        return;
-    }
-
     if (!visit_type_str(v, name, &str, errp)) {
         return;
     }
@@ -545,16 +497,10 @@ void qdev_propinfo_get_size32(Object *obj, Visitor *v, const char *name,
 static void set_size32(Object *obj, Visitor *v, const char *name, void *opaque,
                        Error **errp)
 {
-    DeviceState *dev = DEVICE(obj);
     Property *prop = opaque;
     uint32_t *ptr = qdev_get_prop_ptr(obj, prop);
     uint64_t value;
 
-    if (dev->realized) {
-        qdev_prop_set_after_realize(dev, name, errp);
-        return;
-    }
-
     if (!visit_type_size(v, name, &value, errp)) {
         return;
     }
@@ -621,10 +567,6 @@ static void set_prop_arraylen(Object *obj, Visitor *v, const char *name,
     const char *arrayname;
     int i;
 
-    if (dev->realized) {
-        qdev_prop_set_after_realize(dev, name, errp);
-        return;
-    }
     if (*alenptr) {
         error_setg(errp, "array size property %s may not be set more than once",
                    name);
@@ -864,15 +806,9 @@ static void get_size(Object *obj, Visitor *v, const char *name, void *opaque,
 static void set_size(Object *obj, Visitor *v, const char *name, void *opaque,
                      Error **errp)
 {
-    DeviceState *dev = DEVICE(obj);
     Property *prop = opaque;
     uint64_t *ptr = qdev_get_prop_ptr(obj, prop);
 
-    if (dev->realized) {
-        qdev_prop_set_after_realize(dev, name, errp);
-        return;
-    }
-
     visit_type_size(v, name, ptr, errp);
 }