diff options
Diffstat (limited to 'src/corelib/tools/qarraydata.cpp')
| -rw-r--r-- | src/corelib/tools/qarraydata.cpp | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/corelib/tools/qarraydata.cpp b/src/corelib/tools/qarraydata.cpp index 5feb1ac8f6..8ca315024d 100644 --- a/src/corelib/tools/qarraydata.cpp +++ b/src/corelib/tools/qarraydata.cpp @@ -235,6 +235,9 @@ QArrayData::reallocateUnaligned(QArrayData *data, void *dataPointer, const qsizetype headerSize = sizeof(QArrayData); qsizetype allocSize = calculateBlockSize(capacity, objectSize, headerSize, option); + if (Q_UNLIKELY(allocSize < 0)) + return qMakePair<QArrayData *, void *>(nullptr, nullptr); + const qptrdiff offset = dataPointer ? reinterpret_cast<char *>(dataPointer) - reinterpret_cast<char *>(data) : headerSize; |