<html>
    <head>
      <base href="https://bugzilla.netfilter.org/" />
    </head>
    <body><table border="1" cellspacing="0" cellpadding="8">
        <tr>
          <th>Bug ID</th>
          <td><a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - xtables-eb.c:533: bad test ?"
   href="https://bugzilla.netfilter.org/show_bug.cgi?id=1149">1149</a>
          </td>
        </tr>

        <tr>
          <th>Summary</th>
          <td>xtables-eb.c:533: bad test ?
          </td>
        </tr>

        <tr>
          <th>Product</th>
          <td>netfilter/iptables
          </td>
        </tr>

        <tr>
          <th>Version</th>
          <td>unspecified
          </td>
        </tr>

        <tr>
          <th>Hardware</th>
          <td>x86_64
          </td>
        </tr>

        <tr>
          <th>OS</th>
          <td>All
          </td>
        </tr>

        <tr>
          <th>Status</th>
          <td>NEW
          </td>
        </tr>

        <tr>
          <th>Severity</th>
          <td>enhancement
          </td>
        </tr>

        <tr>
          <th>Priority</th>
          <td>P5
          </td>
        </tr>

        <tr>
          <th>Component</th>
          <td>ip_tables (kernel)
          </td>
        </tr>

        <tr>
          <th>Assignee</th>
          <td>netfilter-buglog@lists.netfilter.org
          </td>
        </tr>

        <tr>
          <th>Reporter</th>
          <td>dcb314@hotmail.com
          </td>
        </tr></table>
      <p>
        <div>
        <pre>xtables-eb.c:533:65: warning: logical 'and' of mutually exclusive tests is
always false [-Wlogical-op]

Source code is

    if (optind + 1 >= argc || (argv[optind][0] == '-' && (argv[optind][1] < '0'
|| argv[optind][1] > '9')) ||
        (argv[optind + 1][0] == '-' && (argv[optind + 1][1] < '0'  &&
argv[optind + 1][1] > '9')))

Maybe better code

    if (optind + 1 >= argc 
        || (argv[optind][0] == '-' 
            && (argv[optind][1] < '0' || argv[optind][1] > '9')) 
        || (argv[optind + 1][0] == '-' 
            && (argv[optind + 1][1] < '0'  || argv[optind + 1][1] > '9')))</pre>
        </div>
      </p>
      <hr>
      <span>You are receiving this mail because:</span>
      
      <ul>
          <li>You are watching all bug changes.</li>
      </ul>
    </body>
</html>