librenms-librenms/html/includes/device-edit.inc.php

<?php

  $descr = $_POST['descr'];
  $ignore = $_POST['ignore'];
  $type = $_POST['type'];
  $disabled = $_POST['disabled'];
  $community = $_POST['community'];
  $snmpver = $_POST['snmpver'];

#FIXME needs more sanity checking!
  $sql = "UPDATE `devices` SET `purpose` = '" . mysql_escape_string($descr) . "', `community` = '" . mysql_escape_string($community) . "', `type` = '$type'";
  $sql .= ", `snmpver` = '" . mysql_escape_string($snmpver) . "', `ignore` = '$ignore',  `disabled` = '$disabled' WHERE `device_id` = '$_GET[id]'";
  $query = mysql_query($sql);

  $rows_updated = mysql_affected_rows();

  if($rows_updated > 0) {
    $update_message = mysql_affected_rows() . " Device record updated.";
    $updated = 1;
  } elseif ($rows_updated = '-1') {
    $update_message = "Device record unchanged. No update necessary.";
    $updated = -1;
  } else {
    $update_message = "Device record update error.";
    $updated = 0;
  }

?>