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fix potential overflow (Mattias Bengtsson)

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This commit is contained in:
Stanislav Malyshev
2007-09-20 21:55:14 +00:00
parent cfd8f6d775
commit c70e307e77
1 changed files with 2 additions and 2 deletions
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ext/iconv/iconv.c
+2 -2
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@@ -700,11 +700,11 @@ static php_iconv_err_t _php_iconv_substr(smart_str *pretval,
}
}
if (offset >= total_len) {
if (offset >= total_len || len > total_len) {
return PHP_ICONV_ERR_SUCCESS;
}
if ((offset + len) > total_len) {
if ((offset + len) > total_len ) {
/* trying to compute the length */
len = total_len - offset;
}