diff --git a/libraries/server_synchronize.lib.php b/libraries/server_synchronize.lib.php
index b29d5c026f..be2bd22bf3 100644
--- a/libraries/server_synchronize.lib.php
+++ b/libraries/server_synchronize.lib.php
@@ -465,43 +465,42 @@ function PMA_updateTargetTables(
     $table, $update_array, $src_db, $trg_db,
     $trg_link, $matching_table_index, $matching_table_keys, $display
 ) {
-    if (isset($update_array[$matching_table_index])) {
-        if (count($update_array[$matching_table_index])) {
+    if (isset($update_array[$matching_table_index])
+        && count($update_array[$matching_table_index])
+    ) {
+        for ($update_row = 0; $update_row < count($update_array[$matching_table_index]); $update_row++) {
 
-            for ($update_row = 0; $update_row < count($update_array[$matching_table_index]); $update_row++) {
+            if (isset($update_array[$matching_table_index][$update_row])) {
+                $update_fields_num = count($update_array[$matching_table_index][$update_row]) - count($matching_table_keys[$matching_table_index]);
+                if ($update_fields_num > 0) {
+                    $query = "UPDATE " . PMA_Util::backquote($trg_db) . "."
+                        . PMA_Util::backquote($table[$matching_table_index])
+                        . " SET ";
 
-                if (isset($update_array[$matching_table_index][$update_row])) {
-                    $update_fields_num = count($update_array[$matching_table_index][$update_row])-count($matching_table_keys[$matching_table_index]);
-                    if ($update_fields_num > 0) {
-                        $query = "UPDATE " . PMA_Util::backquote($trg_db) . "."
-                            . PMA_Util::backquote($table[$matching_table_index])
-                            . " SET ";
-
-                        for ($update_field = 0; $update_field < $update_fields_num; $update_field = $update_field+2) {
-                            if (isset($update_array[$matching_table_index][$update_row][$update_field]) && isset($update_array[$matching_table_index][$update_row][$update_field+1])) {
-                                $query .= PMA_Util::backquote($update_array[$matching_table_index][$update_row][$update_field]) . "='" . $update_array[$matching_table_index][$update_row][$update_field+1] . "'";
-                            }
-                            if ($update_field < ($update_fields_num - 2)) {
-                                $query .= ", ";
-                            }
+                    for ($update_field = 0; $update_field < $update_fields_num; $update_field = $update_field+2) {
+                        if (isset($update_array[$matching_table_index][$update_row][$update_field]) && isset($update_array[$matching_table_index][$update_row][$update_field+1])) {
+                            $query .= PMA_Util::backquote($update_array[$matching_table_index][$update_row][$update_field]) . "='" . $update_array[$matching_table_index][$update_row][$update_field+1] . "'";
                         }
-                        $query .= " WHERE ";
-                        if (isset($matching_table_keys[$matching_table_index])) {
-                            for ($key = 0; $key < count($matching_table_keys[$matching_table_index]); $key++) {
-                                if (isset($matching_table_keys[$matching_table_index][$key])) {
-                                    $query .= PMA_Util::backquote($matching_table_keys[$matching_table_index][$key]) . "='" . $update_array[$matching_table_index][$update_row][$matching_table_keys[$matching_table_index][$key]] . "'";
-                                }
-                                if ($key < (count($matching_table_keys[$matching_table_index]) - 1)) {
-                                    $query .= " AND ";
-                                }
-                            }
+                        if ($update_field < ($update_fields_num - 2)) {
+                            $query .= ", ";
                         }
-                        $query .= ';';
-                        if ($display == true) {
-                            echo "<p>" . $query . "</p>";
-                        }
-                        PMA_DBI_try_query($query, $trg_link, 0);
                     }
+                    $query .= " WHERE ";
+                    if (isset($matching_table_keys[$matching_table_index])) {
+                        for ($key = 0; $key < count($matching_table_keys[$matching_table_index]); $key++) {
+                            if (isset($matching_table_keys[$matching_table_index][$key])) {
+                                $query .= PMA_Util::backquote($matching_table_keys[$matching_table_index][$key]) . "='" . $update_array[$matching_table_index][$update_row][$matching_table_keys[$matching_table_index][$key]] . "'";
+                            }
+                            if ($key < (count($matching_table_keys[$matching_table_index]) - 1)) {
+                                $query .= " AND ";
+                            }
+                        }
+                    }
+                    $query .= ';';
+                    if ($display == true) {
+                        echo "<p>" . $query . "</p>";
+                    }
+                    PMA_DBI_try_query($query, $trg_link, 0);
                 }
             }
         }