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CodeQL fixes #17

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Merged
merged 2 commits into from
Sep 20, 2025
Merged

CodeQL fixes #17

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9003d50
parse: language: Unsigned difference expression compared to zero
tlsa Sep 20, 2025
1e6c3d3
lex: Unsigned difference expression compared to zero
tlsa Sep 20, 2025
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2 changes: 1 addition & 1 deletion src/lex/lex.c
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Original file line number Diff line number Diff line change
Expand Up @@ -881,7 +881,7 @@ css_error Hash(css_lexer *lexer, css_token **token)
return error;

/* Require at least one NMChar otherwise, we're just a raw '#' */
if (lexer->bytesReadForToken - lexer->context.origBytes > 0)
if (lexer->bytesReadForToken > lexer->context.origBytes)
return emitToken(lexer, CSS_TOKEN_HASH, token);

return emitToken(lexer, CSS_TOKEN_CHAR, token);
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4 changes: 2 additions & 2 deletions src/parse/language.c
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Original file line number Diff line number Diff line change
Expand Up @@ -1194,15 +1194,15 @@ css_error parseNth(css_language *c,
data[consumed] != 'N'))
return CSS_INVALID;

if (len - (++consumed) > 0) {
if (++consumed < len) {
if (data[consumed] != '-')
return CSS_INVALID;

/* 2n- */
sign = -1;
had_sign = true;

if (len - (++consumed) > 0) {
if (++consumed < len) {
size_t bstart;

/* Reject additional sign */
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