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-rw-r--r--core/src/fpdfapi/fpdf_parser/fpdf_parser_parser.cpp7
1 files changed, 6 insertions, 1 deletions
diff --git a/core/src/fpdfapi/fpdf_parser/fpdf_parser_parser.cpp b/core/src/fpdfapi/fpdf_parser/fpdf_parser_parser.cpp
index 16274088c0..4ed4c70e27 100644
--- a/core/src/fpdfapi/fpdf_parser/fpdf_parser_parser.cpp
+++ b/core/src/fpdfapi/fpdf_parser/fpdf_parser_parser.cpp
@@ -3390,7 +3390,12 @@ FX_BOOL CPDF_DataAvail::CheckRoot(IFX_DownloadHints* pHints)
}
return FALSE;
}
- CPDF_Reference* pRef = (CPDF_Reference*)m_pRoot->GetDict()->GetElement(FX_BSTRC("Pages"));
+ CPDF_Dictionary* pDict = m_pRoot->GetDict();
+ if (!pDict) {
+ m_docStatus = PDF_DATAAVAIL_ERROR;
+ return FALSE;
+ }
+ CPDF_Reference* pRef = (CPDF_Reference*)pDict->GetElement(FX_BSTRC("Pages"));
if (pRef == NULL || pRef->GetType() != PDFOBJ_REFERENCE) {
m_docStatus = PDF_DATAAVAIL_ERROR;
return FALSE;