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-rw-r--r--qapi/qmp-input-visitor.c5
1 files changed, 1 insertions, 4 deletions
diff --git a/qapi/qmp-input-visitor.c b/qapi/qmp-input-visitor.c
index e6b6152e08..b4013ccfc5 100644
--- a/qapi/qmp-input-visitor.c
+++ b/qapi/qmp-input-visitor.c
@@ -77,11 +77,8 @@ static void qmp_input_push(QmpInputVisitor *qiv, const QObject *obj, Error **err
 
 static void qmp_input_pop(QmpInputVisitor *qiv, Error **errp)
 {
+    assert(qiv->nb_stack > 0);
     qiv->nb_stack--;
-    if (qiv->nb_stack < 0) {
-        error_set(errp, QERR_BUFFER_OVERRUN);
-        return;
-    }
 }
 
 static void qmp_input_start_struct(Visitor *v, void **obj, const char *kind,