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| author | tsepez <tsepez@chromium.org> | 2016-11-04 11:02:59 -0700 |
|---|---|---|
| committer | Commit bot <commit-bot@chromium.org> | 2016-11-04 11:02:59 -0700 |
| commit | 761eed284e1248f851fbb23beaa45835b644ecee (patch) | |
| tree | 34cff2bb264236174957fb0b7fc7a8c3c1f26e30 /core/fpdfapi/parser/cfdf_document.cpp | |
| parent | f0d5b6c35fa343108a3ab7a25bc2cc2b3cf105b3 (diff) | |
| download | pdfium-761eed284e1248f851fbb23beaa45835b644ecee.tar.xz | |
Assert objnum non-zero in ReplaceIndirectObjectIfHigherGeneration()
Removes a path where it might not have taken ownership of an object,
at the expense of making callers check first. This eases making
the second argument an unique_ptr someday.
Review-Url: https://codereview.chromium.org/2475823002
Diffstat (limited to 'core/fpdfapi/parser/cfdf_document.cpp')
| -rw-r--r-- | core/fpdfapi/parser/cfdf_document.cpp | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/core/fpdfapi/parser/cfdf_document.cpp b/core/fpdfapi/parser/cfdf_document.cpp index d39ec31d3c..bcaa9daec3 100644 --- a/core/fpdfapi/parser/cfdf_document.cpp +++ b/core/fpdfapi/parser/cfdf_document.cpp @@ -58,6 +58,9 @@ void CFDF_Document::ParseStream(IFX_SeekableReadStream* pFile, bool bOwnFile) { CFX_ByteString word = parser.GetNextWord(&bNumber); if (bNumber) { uint32_t objnum = FXSYS_atoui(word.c_str()); + if (!objnum) + break; + word = parser.GetNextWord(&bNumber); if (!bNumber) break; |