dany/pdfio
1
0
Fork 0
mirror of https://github.com/michaelrsweet/pdfio.git synced 2025-01-27 15:12:53 +01:00
Code Issues Packages Projects Releases Wiki Activity

Fix undefined behavior

Browse Source
This commit is contained in:
Sergey Vlasov 2025-01-18 13:56:25 +03:00
parent 026f653e07
commit acf27d29c6
1 changed files with 1 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
pdfio-common.c
View File

@ -368,7 +368,7 @@ _pdfioFileSeek(pdfio_file_t *pdf, // I - PDF file
if (pdf->mode == _PDFIO_MODE_READ)
{
// Reading, see if we already have the data we need...
if (whence != SEEK_END && offset >= pdf->bufpos && offset < (pdf->bufpos + pdf->bufend - pdf->buffer))
if (whence != SEEK_END && offset >= pdf->bufpos && pdf->bufend && offset < (pdf->bufpos + pdf->bufend - pdf->buffer))
{
// Yes, seek within existing buffer...
pdf->bufptr = pdf->buffer + (offset - pdf->bufpos);