diff options
-rw-r--r-- | src/corelib/serialization/qjsonwriter.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/corelib/serialization/qjsonwriter.cpp b/src/corelib/serialization/qjsonwriter.cpp index 31fb16c112..590b59f09c 100644 --- a/src/corelib/serialization/qjsonwriter.cpp +++ b/src/corelib/serialization/qjsonwriter.cpp @@ -60,7 +60,8 @@ static inline uchar hexdig(uint u) static QByteArray escapedString(const QString &s) { - QByteArray ba(s.length(), Qt::Uninitialized); + // give it a minimum size to ensure the resize() below always adds enough space + QByteArray ba(qMax(s.length(), 16), Qt::Uninitialized); uchar *cursor = reinterpret_cast<uchar *>(const_cast<char *>(ba.constData())); const uchar *ba_end = cursor + ba.length(); |