diff options
| -rw-r--r-- | include/text.php | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/include/text.php b/include/text.php index 299410a63..ca8dc5ac3 100644 --- a/include/text.php +++ b/include/text.php @@ -195,6 +195,9 @@ function unxmlify($s) { if(! function_exists('hex2bin')) { function hex2bin($s) { + if(! (is_string($s) && strlen($s))) + return ''; + if(! ctype_xdigit($s)) { logger('hex2bin: illegal input: ' . print_r(debug_backtrace(), true)); return($s); |