Fix various PHP code bugs found using static analysis (#1489086)

Conflicts:

	plugins/enigma/enigma.php
	plugins/enigma/lib/enigma_engine.php

2 files changed, 2 insertions, 2 deletions

diff --git a/program/lib/Roundcube/rcube_db.php b/program/lib/Roundcube/rcube_db.php
index 360ffb364..2f0a32ad6 100644
--- a/program/lib/Roundcube/rcube_db.php
+++ b/program/lib/Roundcube/rcube_db.php
@@ -128,7 +128,7 @@ class rcube_db
         $dsn_string  = $this->dsn_string($dsn);
         $dsn_options = $this->dsn_options($dsn);
 
-        if ($db_pconn) {
+        if ($this->db_pconn) {
             $dsn_options[PDO::ATTR_PERSISTENT] = true;
         }
 
diff --git a/program/lib/Roundcube/rcube_smtp.php b/program/lib/Roundcube/rcube_smtp.php
index 5c7d2203c..201e8269e 100644
--- a/program/lib/Roundcube/rcube_smtp.php
+++ b/program/lib/Roundcube/rcube_smtp.php
@@ -119,7 +119,7 @@ class rcube_smtp
         }
 
         // try to connect to server and exit on failure
-        $result = $this->conn->connect($smtp_timeout);
+        $result = $this->conn->connect($CONFIG['smtp_timeout']);
 
         if (PEAR::isError($result)) {
             $this->response[] = "Connection failed: ".$result->getMessage();