diff options
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/source/stream/stream.cxx | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/tools/source/stream/stream.cxx b/tools/source/stream/stream.cxx index d9e99b40522d..fa69f58e31e3 100644 --- a/tools/source/stream/stream.cxx +++ b/tools/source/stream/stream.cxx @@ -1830,7 +1830,7 @@ bool SvMemoryStream::AllocateMemory( std::size_t nNewSize ) // (using Bozo algorithm) bool SvMemoryStream::ReAllocateMemory( long nDiff ) { - if (!bOwnsData) + if (!m_isWritable || !bOwnsData) return false; bool bRetVal = false; @@ -1916,6 +1916,12 @@ void* SvMemoryStream::SwitchBuffer() void SvMemoryStream::SetSize(sal_uInt64 const nNewSize) { + if (!m_isWritable) + { + SetError(SVSTREAM_INVALID_HANDLE); + return; + } + long nDiff = (long)nNewSize - (long)nSize; ReAllocateMemory( nDiff ); } |