Prevent corruption of $this->_search by holding reference.

See PR: 2
horde · Feb 11, 2018 · 0ff248c · 0ff248c
1 parent 849f8d2
commit 0ff248c
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/lib/Horde/Imap/Client/Search/Query.php b/lib/Horde/Imap/Client/Search/Query.php
@@ -95,6 +95,9 @@ public function charset($charset, $convert = true)
             }
         }
 
+        // Unset the reference to avoid corrupting $this->_search below.
+        unset($val);
+
         foreach (array('header', 'text') as $item) {
             if (isset($this->_search[$item])) {
                 foreach ($this->_search[$item] as $key => $val) {