Fix leaks in CPDF_SyntaxParser::ReadStream.

R=tsepez@chromium.org

Review URL: https://codereview.chromium.org/1419533016 .

1 files changed, 3 insertions, 0 deletions

diff --git a/core/src/fpdfapi/fpdf_parser/fpdf_parser_parser.cpp b/core/src/fpdfapi/fpdf_parser/fpdf_parser_parser.cpp
index 4393bfbfe8..26f5595eaf 100644
--- a/core/src/fpdfapi/fpdf_parser/fpdf_parser_parser.cpp
+++ b/core/src/fpdfapi/fpdf_parser/fpdf_parser_parser.cpp
@@ -2401,6 +2401,7 @@ CPDF_Stream* CPDF_SyntaxParser::ReadStream(CPDF_Dictionary* pDict,
       }
       if (endStreamOffset < 0 && endObjOffset < 0) {
         // Can't find "endstream" or "endobj".
+        pDict->Release();
         return nullptr;
       }
       if (endStreamOffset < 0 && endObjOffset >= 0) {
@@ -2423,6 +2424,7 @@ CPDF_Stream* CPDF_SyntaxParser::ReadStream(CPDF_Dictionary* pDict,
         }
       }
       if (len < 0) {
+        pDict->Release();
         return nullptr;
       }
       pDict->SetAtInteger(FX_BSTRC("Length"), len);
@@ -2430,6 +2432,7 @@ CPDF_Stream* CPDF_SyntaxParser::ReadStream(CPDF_Dictionary* pDict,
     m_Pos = streamStartPos;
   }
   if (len < 0) {
+    pDict->Release();
     return nullptr;
   }
   uint8_t* pData = nullptr;