diff options
Diffstat (limited to 'sd/source/ui/unoidl/sddetect.cxx')
| -rw-r--r-- | sd/source/ui/unoidl/sddetect.cxx | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/sd/source/ui/unoidl/sddetect.cxx b/sd/source/ui/unoidl/sddetect.cxx index 853c38e9f2d0..2ec197365197 100644 --- a/sd/source/ui/unoidl/sddetect.cxx +++ b/sd/source/ui/unoidl/sddetect.cxx @@ -352,6 +352,17 @@ OUString SAL_CALL SdFilterDetect::detect( Sequence< beans::PropertyValue >& lDes pStm = aMedium.GetInStream(); if (!pStm) pFilter = NULL; + + pStm->Seek(STREAM_SEEK_TO_END); + const sal_Size nSize = pStm->Tell(); + pStm->Seek(STREAM_SEEK_TO_BEGIN); + + // Do not attempt to create an SotStorage on a + // 0-length stream as that would create the compound + // document header on the stream and effectively write to + // disk! + if (!nSize) + pFilter = NULL; } if (pFilter && pStm) |