diff options
| -rw-r--r-- | core/src/fpdfapi/fpdf_parser/fpdf_parser_parser.cpp | 15 |
1 files changed, 6 insertions, 9 deletions
diff --git a/core/src/fpdfapi/fpdf_parser/fpdf_parser_parser.cpp b/core/src/fpdfapi/fpdf_parser/fpdf_parser_parser.cpp index 5df4a6ff7f..b1dfc73af7 100644 --- a/core/src/fpdfapi/fpdf_parser/fpdf_parser_parser.cpp +++ b/core/src/fpdfapi/fpdf_parser/fpdf_parser_parser.cpp @@ -2433,16 +2433,13 @@ CPDF_Stream* CPDF_SyntaxParser::ReadStream(CPDF_Dictionary* pDict, PARSE_CONTEXT pContext->m_DataStart = m_Pos; } - base::CheckedNumeric<FX_FILESIZE> pos = m_Pos; - pos += len; - if (pos.IsValid() && pos.ValueOrDie() < m_FileLen) { - m_Pos = pos.ValueOrDie(); - } else { - return NULL; - } - CPDF_CryptoHandler* pCryptoHandler = objnum == (FX_DWORD)m_MetadataObjnum ? NULL : m_pCryptoHandler; if (pCryptoHandler == NULL) { + base::CheckedNumeric<FX_FILESIZE> pos = m_Pos; + pos += len; + if (pos.IsValid() && pos.ValueOrDie() < m_FileLen) { + m_Pos = pos.ValueOrDie(); + } GetNextWord(); if (m_WordSize < 9 || FXSYS_memcmp32(m_WordBuffer, "endstream", 9)) { m_Pos = StreamStartPos; @@ -2473,8 +2470,8 @@ CPDF_Stream* CPDF_SyntaxParser::ReadStream(CPDF_Dictionary* pDict, PARSE_CONTEXT } } } + m_Pos = StreamStartPos; } - m_Pos = StreamStartPos; CPDF_Stream* pStream; #if defined(_FPDFAPI_MINI_) && !defined(_FXCORE_FEATURE_ALL_) pStream = FX_NEW CPDF_Stream(m_pFileAccess, pCryptoHandler, m_HeaderOffset + m_Pos, len, pDict, gennum); |