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| author | Jun Fang <jun_fang@foxitsoftware.com> | 2016-02-23 09:00:16 +0800 |
|---|---|---|
| committer | Jun Fang <jun_fang@foxitsoftware.com> | 2016-02-23 09:00:16 +0800 |
| commit | db6d0600d59654f6e4a55a9e8933157ce03af10a (patch) | |
| tree | f6e25d429a7a066c96bf2ddb1d230a305e444bc5 /xfa/src | |
| parent | b54515954635ea734eb19546fef8d0c3050590e1 (diff) | |
| download | pdfium-db6d0600d59654f6e4a55a9e8933157ce03af10a.tar.xz | |
Fix a crasher in CFX_ArrayTemplate::GetAt()
BUG=pdfium:406
R=tsepez@chromium.org
Review URL: https://codereview.chromium.org/1720743003 .
Diffstat (limited to 'xfa/src')
| -rw-r--r-- | xfa/src/fxfa/src/parser/xfa_layout_itemlayout.cpp | 10 |
1 files changed, 4 insertions, 6 deletions
diff --git a/xfa/src/fxfa/src/parser/xfa_layout_itemlayout.cpp b/xfa/src/fxfa/src/parser/xfa_layout_itemlayout.cpp index 7e17b77213..ed0836d539 100644 --- a/xfa/src/fxfa/src/parser/xfa_layout_itemlayout.cpp +++ b/xfa/src/fxfa/src/parser/xfa_layout_itemlayout.cpp @@ -1129,17 +1129,15 @@ void CXFA_ItemLayoutProcessor::DoLayoutPositionedContainer( pContext->m_prgSpecifiedColumnWidths->GetSize() - iColIndex) { pContext->m_fCurColumnWidth = 0; pContext->m_bCurColumnWidthAvaiable = TRUE; - if (iColSpan == -1) { + if (iColSpan == -1) iColSpan = pContext->m_prgSpecifiedColumnWidths->GetSize(); - } - for (int32_t i = 0; i < iColSpan; i++) { + for (int32_t i = 0; iColIndex + i < iColSpan; ++i) { pContext->m_fCurColumnWidth += pContext->m_prgSpecifiedColumnWidths->GetAt(iColIndex + i); } - if (pContext->m_fCurColumnWidth == 0) { + if (pContext->m_fCurColumnWidth == 0) pContext->m_bCurColumnWidthAvaiable = FALSE; - } - iColIndex += iColSpan; + iColIndex += iColSpan >= 0 ? iColSpan : 0; } } pProcessor->DoLayout(FALSE, XFA_LAYOUT_FLOAT_MAX, XFA_LAYOUT_FLOAT_MAX, |