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[Qemu-devel] [PATCH 03/10] qapi: fix memory leak on error
From: |
Paolo Bonzini |
Subject: |
[Qemu-devel] [PATCH 03/10] qapi: fix memory leak on error |
Date: |
Thu, 22 Mar 2012 12:51:05 +0100 |
QmpInputVisitor would leak the malloced struct if the stack was
overflowed. This can be easily fixed using error_propagate.
Signed-off-by: Paolo Bonzini <address@hidden>
---
qapi/qmp-input-visitor.c | 6 ++++--
1 files changed, 4 insertions(+), 2 deletions(-)
diff --git a/qapi/qmp-input-visitor.c b/qapi/qmp-input-visitor.c
index b4013cc..ef9288f 100644
--- a/qapi/qmp-input-visitor.c
+++ b/qapi/qmp-input-visitor.c
@@ -86,6 +86,7 @@ static void qmp_input_start_struct(Visitor *v, void **obj,
const char *kind,
{
QmpInputVisitor *qiv = to_qiv(v);
const QObject *qobj = qmp_input_get_object(qiv, name);
+ Error *err = NULL;
if (!qobj || qobject_type(qobj) != QTYPE_QDICT) {
error_set(errp, QERR_INVALID_PARAMETER_TYPE, name ? name : "null",
@@ -93,8 +94,9 @@ static void qmp_input_start_struct(Visitor *v, void **obj,
const char *kind,
return;
}
- qmp_input_push(qiv, qobj, errp);
- if (error_is_set(errp)) {
+ qmp_input_push(qiv, qobj, &err);
+ if (err) {
+ error_propagate(errp, err);
return;
}
--
1.7.9.1
- [Qemu-devel] [PATCH 00/10] QAPI minor fixes and strict mode, Paolo Bonzini, 2012/03/22
- [Qemu-devel] [PATCH 02/10] qapi: fail hard on stack imbalance, Paolo Bonzini, 2012/03/22
- [Qemu-devel] [PATCH 01/10] qapi: add a test case for type errors, Paolo Bonzini, 2012/03/22
- [Qemu-devel] [PATCH 04/10] qapi: shortcut visits on errors, Paolo Bonzini, 2012/03/22
- [Qemu-devel] [PATCH 03/10] qapi: fix memory leak on error,
Paolo Bonzini <=
- [Qemu-devel] [PATCH 05/10] qapi: allow freeing partially-allocated objects, Paolo Bonzini, 2012/03/22
- [Qemu-devel] [PATCH 06/10] qapi: simplify qmp_input_next_list, Paolo Bonzini, 2012/03/22
[Qemu-devel] [PATCH 08/10] qapi: add strict mode to input visitor, Paolo Bonzini, 2012/03/22