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authorLars Knoll <lars.knoll@digia.com>2013-09-20 15:13:14 +0200
committerThe Qt Project <gerrit-noreply@qt-project.org>2013-09-22 15:29:00 +0200
commit1fb3cd12c8cdc76d1986736fbd60b5810cc17045 (patch)
tree700e7e2d29231a57c945e53fe71e2ab2250e8f2a /src/qml/jsruntime/qv4jsonobject.cpp
parent47bf40dd49f90b52cc1b545b2be3035d48d6199e (diff)
Fix cases where mark() would access uninitialized memory
Change-Id: I4e07e20d30ba57759a0ece1c298a02b098718b33 Reviewed-by: Simon Hausmann <simon.hausmann@digia.com>
Diffstat (limited to 'src/qml/jsruntime/qv4jsonobject.cpp')
-rw-r--r--src/qml/jsruntime/qv4jsonobject.cpp5
1 files changed, 3 insertions, 2 deletions
diff --git a/src/qml/jsruntime/qv4jsonobject.cpp b/src/qml/jsruntime/qv4jsonobject.cpp
index f311dfd420..5d1669dd8b 100644
--- a/src/qml/jsruntime/qv4jsonobject.cpp
+++ b/src/qml/jsruntime/qv4jsonobject.cpp
@@ -1036,9 +1036,10 @@ QV4::ReturnedValue JsonObject::fromJsonArray(ExecutionEngine *engine, const QJso
int size = array.size();
Scoped<ArrayObject> a(scope, engine->newArrayObject());
a->arrayReserve(size);
- a->arrayDataLen = size;
- for (int i = 0; i < size; i++)
+ for (int i = 0; i < size; i++) {
a->arrayData[i].value = Value::fromReturnedValue(fromJsonValue(engine, array.at(i)));
+ a->arrayDataLen = i + 1;
+ }
a->setArrayLengthUnchecked(size);
return a.asReturnedValue();
}