Fix syntax errors

application/views/lotw_views/adif_views/adif_export.php

@@ -42,7 +42,7 @@ $cert2 = str_replace("-----END CERTIFICATE-----", "", $cert1);
 
 <BAND:<?php echo strlen($qso->COL_BAND); ?>><?php echo strtoupper($qso->COL_BAND); ?>
 
-<MODE:<?php echo strlen($CI->mode_map($qso->COL_MODE, $qso->COL_SUBMODE)); ?>><?php echo strtoupper($CI->mode_map(($qso->COL_MODE = null ? '' : strtoupper($qso->COL_MODE)), ($qso->COL_SUBMODE = null ? '' : strtoupper($qso->COL_SUBMODE)))); ?>
+<MODE:<?php echo strlen($CI->mode_map($qso->COL_MODE, $qso->COL_SUBMODE)); ?>><?php echo strtoupper($CI->mode_map(($qso->COL_MODE == null ? '' : strtoupper($qso->COL_MODE)), ($qso->COL_SUBMODE == null ? '' : strtoupper($qso->COL_SUBMODE)))); ?>
 
 <?php if($qso->COL_FREQ != "" || $qso->COL_FREQ != "0") { ?><?php $freq_in_mhz = $qso->COL_FREQ / 1000000; ?><FREQ:<?php echo strlen($freq_in_mhz); ?>><?php echo $freq_in_mhz; ?><?php } ?>