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| author | Tom Sepez <tsepez@chromium.org> | 2017-04-05 10:00:14 -0700 |
|---|---|---|
| committer | Chromium commit bot <commit-bot@chromium.org> | 2017-04-05 19:46:39 +0000 |
| commit | 62bd019a37ae0753e8153aa530eac3b291b008c4 (patch) | |
| tree | 35e285e4a02ba10cc3236ffd09ed8f97e724836f /xfa/fxfa | |
| parent | 5fa4e981ed6c431d86c51a74eba19ea4b816f541 (diff) | |
| download | pdfium-62bd019a37ae0753e8153aa530eac3b291b008c4.tar.xz | |
Check first then cast in XFA_FDEExtension_ResolveNamespaceQualifier
Bug: 708383
Change-Id: I6d59fb40bbddd4bdc7224d72bfb789d360f029ca
Reviewed-on: https://pdfium-review.googlesource.com/3770
Commit-Queue: dsinclair <dsinclair@chromium.org>
Reviewed-by: dsinclair <dsinclair@chromium.org>
Diffstat (limited to 'xfa/fxfa')
| -rw-r--r-- | xfa/fxfa/parser/cxfa_simple_parser.cpp | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/xfa/fxfa/parser/cxfa_simple_parser.cpp b/xfa/fxfa/parser/cxfa_simple_parser.cpp index b3f1302eae..55a85fd6d9 100644 --- a/xfa/fxfa/parser/cxfa_simple_parser.cpp +++ b/xfa/fxfa/parser/cxfa_simple_parser.cpp @@ -412,13 +412,14 @@ bool XFA_FDEExtension_ResolveNamespaceQualifier( } else { wsNSAttribute = L"xmlns:" + wsQualifier; } - for (; pNode != pFakeRoot; pNode = static_cast<CFDE_XMLElement*>( - pNode->GetNodeItem(CFDE_XMLNode::Parent))) { - if (pNode->GetType() != FDE_XMLNODE_Element) + for (CFDE_XMLNode* pParent = pNode; pParent != pFakeRoot; + pParent = pParent->GetNodeItem(CFDE_XMLNode::Parent)) { + if (pParent->GetType() != FDE_XMLNODE_Element) continue; - if (pNode->HasAttribute(wsNSAttribute.c_str())) { - *wsNamespaceURI = pNode->GetString(wsNSAttribute.c_str()); + auto* pElement = static_cast<CFDE_XMLElement*>(pParent); + if (pElement->HasAttribute(wsNSAttribute.c_str())) { + *wsNamespaceURI = pElement->GetString(wsNSAttribute.c_str()); return true; } } |