diff options
Diffstat (limited to 'xfa/fxfa/fm2js/cxfa_fmparser.cpp')
-rw-r--r-- | xfa/fxfa/fm2js/cxfa_fmparser.cpp | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/xfa/fxfa/fm2js/cxfa_fmparser.cpp b/xfa/fxfa/fm2js/cxfa_fmparser.cpp index f000066a19..20e0fa6d1c 100644 --- a/xfa/fxfa/fm2js/cxfa_fmparser.cpp +++ b/xfa/fxfa/fm2js/cxfa_fmparser.cpp @@ -911,6 +911,8 @@ std::unique_ptr<CXFA_FMExpression> CXFA_FMParser::ParseIfExpression() { return nullptr; std::unique_ptr<CXFA_FMSimpleExpression> pCondition = ParseParenExpression(); + if (!pCondition) + return nullptr; if (!CheckThenNext(TOKthen)) return nullptr; @@ -923,6 +925,8 @@ std::unique_ptr<CXFA_FMExpression> CXFA_FMParser::ParseIfExpression() { return nullptr; auto elseIfCondition = ParseParenExpression(); + if (!elseIfCondition) + return nullptr; if (!CheckThenNext(TOKthen)) return nullptr; @@ -969,6 +973,7 @@ std::unique_ptr<CXFA_FMExpression> CXFA_FMParser::ParseWhileExpression() { std::move(pCondition), pdfium::MakeUnique<CXFA_FMBlockExpression>(std::move(exprs))); } + // For := 'for' Assignment 'upto' Accessor ('step' SimpleExpression)? // 'do' ExpressionList 'endfor' | // 'for' Assignment 'downto' Accessor ('step' SimpleExpression)? |