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Fixed possible crash inside dio_read().

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This commit is contained in:
Ilia Alshanetsky 2004-08-23 17:27:33 +00:00
parent 8eacea8b48
commit 4ca88997f7
1 changed files with 5 additions and 0 deletions
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5
ext/dio/dio.c
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@ -215,6 +215,11 @@ PHP_FUNCTION(dio_read)
ZEND_FETCH_RESOURCE(f, php_fd_t *, &r_fd, -1, le_fd_name, le_fd);
if (bytes <= 0) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "Length parameter must be greater than 0.");
RETURN_FALSE;
}
data = emalloc(bytes + 1);
res = read(f->fd, data, bytes);
if (res <= 0) {