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| author | Bo Xu <bo_xu@foxitsoftware.com> | 2014-08-12 11:10:51 -0700 |
|---|---|---|
| committer | Bo Xu <bo_xu@foxitsoftware.com> | 2014-08-12 11:10:51 -0700 |
| commit | d38a35ec7416a884de964014691777110093a931 (patch) | |
| tree | 3e762bd35c9f13e75fc57876666ea83f10991ab9 | |
| parent | 9fa56b72aeaaa7c8e86d232797d887a4346af5ac (diff) | |
| download | pdfium-d38a35ec7416a884de964014691777110093a931.tar.xz | |
Treat null Parent as no Parent for dictionary objects
To be complient with PDF reference chapter 7.3.7
BUG=402437
R=vitalybuka@chromium.org
Review URL: https://codereview.chromium.org/469573002
| -rw-r--r-- | fpdfsdk/src/fpdfppo.cpp | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/fpdfsdk/src/fpdfppo.cpp b/fpdfsdk/src/fpdfppo.cpp index 032c3dba39..b8d2125b7d 100644 --- a/fpdfsdk/src/fpdfppo.cpp +++ b/fpdfsdk/src/fpdfppo.cpp @@ -215,8 +215,11 @@ CPDF_Object* CPDF_PageOrganizer::PageDictGetInheritableTag(CPDF_Dictionary *pDic { if(pp->KeyExist((const char*)nSrctag)) return pp->GetElement((const char*)nSrctag); - else if(pp->KeyExist("Parent")) + else if (pp->KeyExist("Parent")) + { pp = (CPDF_Dictionary*)pp->GetElement("Parent")->GetDirect(); + if (pp->GetType() == PDFOBJ_NULL) break; + } else break; } |