qapi: Clean up after commit 3d344c2a

Drop unused QIV_STACK_SIZE and unused qobject_input_start_struct()
parameter errp.
Signed-off-by: NMarkus Armbruster <armbru@redhat.com>
Reviewed-by: NEric Blake <eblake@redhat.com>
Message-Id: <1488544368-30622-13-git-send-email-armbru@redhat.com>

qapi/qobject-input-visitor.c

@@ -21,8 +21,6 @@
 #include "qapi/qmp/types.h"
 #include "qapi/qmp/qerror.h"
 
-#define QIV_STACK_SIZE 1024
-
 typedef struct StackObject
 {
     QObject *obj; /* Object being visited */
@@ -103,8 +101,7 @@ static void qdict_add_key(const char *key, QObject *obj, void *opaque)
 }
 
 static const QListEntry *qobject_input_push(QObjectInputVisitor *qiv,
-                                            QObject *obj, void *qapi,
-                                            Error **errp)
+                                            QObject *obj, void *qapi)
 {
     GHashTable *h;
     StackObject *tos = g_new0(StackObject, 1);
@@ -170,7 +167,6 @@ static void qobject_input_start_struct(Visitor *v, const char *name, void **obj,
 {
     QObjectInputVisitor *qiv = to_qiv(v);
     QObject *qobj = qobject_input_get_object(qiv, name, true, errp);
-    Error *err = NULL;
 
     if (obj) {
         *obj = NULL;
@@ -184,11 +180,7 @@ static void qobject_input_start_struct(Visitor *v, const char *name, void **obj,
         return;
     }
 
-    qobject_input_push(qiv, qobj, obj, &err);
-    if (err) {
-        error_propagate(errp, err);
-        return;
-    }
+    qobject_input_push(qiv, qobj, obj);
 
     if (obj) {
         *obj = g_malloc0(size);
@@ -216,7 +208,7 @@ static void qobject_input_start_list(Visitor *v, const char *name,
         return;
     }
 
-    entry = qobject_input_push(qiv, qobj, list, errp);
+    entry = qobject_input_push(qiv, qobj, list);
     if (list) {
         if (entry) {
             *list = g_malloc0(size);