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authorLiang Qi <liang.qi@qt.io>2020-05-15 09:01:29 +0200
committerLiang Qi <liang.qi@qt.io>2020-05-15 09:01:29 +0200
commit0ae26f8c574411cbab748128a317cc08dafe2382 (patch)
tree41437d5d0ff7cc714ff37be23b25ca7ce6b792a6 /src/qml/jsruntime/qv4dataview.cpp
parentd4042c8cd82b35b3ec67c4309d80c9c92f55d889 (diff)
parent3ed33ec74b70bbac016dd080889bb3df3a78d90c (diff)
Merge remote-tracking branch 'origin/5.15' into dev
Conflicts: tests/auto/quick/qquicktextedit/BLACKLIST Change-Id: If1868d27ea40fdc206971c2f7a24e91c5e62b1bf
Diffstat (limited to 'src/qml/jsruntime/qv4dataview.cpp')
-rw-r--r--src/qml/jsruntime/qv4dataview.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/qml/jsruntime/qv4dataview.cpp b/src/qml/jsruntime/qv4dataview.cpp
index bb1acb963e..264057e162 100644
--- a/src/qml/jsruntime/qv4dataview.cpp
+++ b/src/qml/jsruntime/qv4dataview.cpp
@@ -92,7 +92,7 @@ ReturnedValue DataViewCtor::virtualCallAsConstructor(const FunctionObject *f, co
uint byteLength = (argc < 3 || argv[2].isUndefined()) ? (bufferLength - offset) : ::toIndex(scope.engine, argv[2]);
if (scope.hasException())
return Encode::undefined();
- if (offset + byteLength > bufferLength)
+ if (offset > bufferLength || byteLength > bufferLength - offset)
return scope.engine->throwRangeError(QStringLiteral("DataView: constructor arguments out of range"));
Scoped<DataView> a(scope, scope.engine->memoryManager->allocate<DataView>());