Quelch PHP notice. Spotted by James Pooton.

git-svn-id: https://svn.code.sf.net/p/squirrelmail/code/trunk/squirrelmail@12568 7612ce4b-ef26-0410-bec9-ea0150e637f0

diff --git a/functions/imap_messages.php b/functions/imap_messages.php
index b9df3669de680ec66300169643cc7e55bec6f006..911b06f31292cd5af97a7d74c2e91039a01dfd01 100755 (executable)
--- a/functions/imap_messages.php
+++ b/functions/imap_messages.php
@@ -335,6 +335,7 @@ function get_thread_sort($imap_stream, $search='ALL') {
     } elseif ($response == 'BAD') {
         sqm_trigger_imap_error('SQM_IMAP_NO_THREAD',$query, $response, $message);
     }
+    $sThreadResponse = '';
     if (isset($sRead[0])) {
         for ($i=0,$iCnt=count($sRead);$i<$iCnt;++$i) {
             if (preg_match("/^\* THREAD (.+)$/", $sRead[$i], $aMatch)) {
@@ -342,8 +343,6 @@ function get_thread_sort($imap_stream, $search='ALL') {
                 break;
             }
         }
-    } else {
-        $sThreadResponse = "";
     }
     unset($sRead);