diff options
Diffstat (limited to 'src/corelib/tools/qbytearray.cpp')
| -rw-r--r-- | src/corelib/tools/qbytearray.cpp | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/src/corelib/tools/qbytearray.cpp b/src/corelib/tools/qbytearray.cpp index 8d38e4c..3062c4a 100644 --- a/src/corelib/tools/qbytearray.cpp +++ b/src/corelib/tools/qbytearray.cpp @@ -542,12 +542,14 @@ QByteArray qUncompress(const uchar* data, int nbytes) forever { ulong alloc = len; - d.reset(q_check_ptr(static_cast<QByteArray::Data *>(qRealloc(d.take(), sizeof(QByteArray::Data) + alloc)))); - if (!d) { + QByteArray::Data *p = static_cast<QByteArray::Data *>(qRealloc(d.data(), sizeof(QByteArray::Data) + alloc)); + if (!p) { // we are not allowed to crash here when compiling with QT_NO_EXCEPTIONS qWarning("qUncompress: could not allocate enough memory to uncompress data"); return QByteArray(); } + d.take(); // realloc was successful + d.reset(p); int res = ::uncompress((uchar*)d->array, &len, (uchar*)data+4, nbytes-4); @@ -555,12 +557,14 @@ QByteArray qUncompress(const uchar* data, int nbytes) switch (res) { case Z_OK: if (len != alloc) { - d.reset(q_check_ptr(static_cast<QByteArray::Data *>(qRealloc(d.take(), sizeof(QByteArray::Data) + len)))); - if (!d) { + QByteArray::Data *p = static_cast<QByteArray::Data *>(qRealloc(d.data(), sizeof(QByteArray::Data) + len)); + if (!p) { // we are not allowed to crash here when compiling with QT_NO_EXCEPTIONS qWarning("qUncompress: could not allocate enough memory to uncompress data"); return QByteArray(); } + d.take(); // realloc was successful + d.reset(p); } d->ref = 1; d->alloc = d->size = len; |