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[Qemu-devel] [PATCH 02/10] qapi: fail hard on stack imbalance
From: |
Paolo Bonzini |
Subject: |
[Qemu-devel] [PATCH 02/10] qapi: fail hard on stack imbalance |
Date: |
Thu, 22 Mar 2012 12:51:04 +0100 |
QmpOutputVisitor will segfault if an imbalanced end function is
called. So we can abort in QmpInputVisitor too.
Signed-off-by: Paolo Bonzini <address@hidden>
---
qapi/qmp-input-visitor.c | 5 +----
1 files changed, 1 insertions(+), 4 deletions(-)
diff --git a/qapi/qmp-input-visitor.c b/qapi/qmp-input-visitor.c
index e6b6152..b4013cc 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,
--
1.7.9.1