Code improvements and fixes (mostly unused variables and methods)

1 files changed, 2 insertions, 2 deletions

diff --git a/program/lib/Roundcube/rcube_db_oracle.php b/program/lib/Roundcube/rcube_db_oracle.php
index 362beb075..453746446 100644
--- a/program/lib/Roundcube/rcube_db_oracle.php
+++ b/program/lib/Roundcube/rcube_db_oracle.php
@@ -171,7 +171,7 @@ class rcube_db_oracle extends rcube_db
         $mode   = $this->in_transaction ? OCI_NO_AUTO_COMMIT : OCI_COMMIT_ON_SUCCESS;
 
         if ($result) {
-            foreach ($args as $param => $arg) {
+            foreach (array_keys($args) as $param) {
                 oci_bind_by_name($result, $param, $args[$param], -1, SQLT_LNG);
             }
         }
@@ -587,7 +587,7 @@ class rcube_db_oracle extends rcube_db
 
         $this->debug('ROLLBACK TRANSACTION');
 
-        if ($result = @oci_rollback($this->dbh)) {
+        if (@oci_rollback($this->dbh)) {
             $this->in_transaction = false;
         }
         else {