Ticket #32645: 32645.patch

src/wp-admin/my-sites.php

@@ -135 +135 @@
         </table>
         <input type="hidden" name="action" value="updateblogsettings" />
         <?php wp_nonce_field( 'update-my-sites' ); ?>
-        <?php submit_button(); ?>
+        <?php
+        $all_blogs = get_blogs_of_user( get_current_user_id() );
+        if ( 1 < count( $all_blogs ) ) {
+                submit_button();
+        }
+        ?>
         </form>
 <?php endif; ?>
         </div>