title: Update logged user password laravel 5
body: <p>i want to add password update option for logged user therefore i used following code</p>
  
  <p>controller  auth\authController.php</p>
  
  <pre><code>public function updatePassword()
      {
  
          $user = Auth::user();
          $rules = array(
              'old_password' =&gt; 'required',
              'password' =&gt; 'required|alphaNum|between:6,16|confirmed'
          );
  
          $validator = Validator::make(Input::all(), $rules);
  
          if ($validator-&gt;fails()) {
              return Redirect::route('change-password', $user-&gt;id)-&gt;withErrors($validator);
          } else {
              if (!Hash::check(Input::get('old_password'), $user-&gt;password)) {
                  return Redirect::route('change-password', $user-&gt;id)-&gt;withErrors('Your old password does not match');
              } else {
                  $user-&gt;password = Input::get('password');
                  $user-&gt;save();
                  return Redirect::route('change-password', $user-&gt;id)-&gt;with("message", "Password have been changed");
              }
          }
      }
  </code></pre>
  
  <p>Routes</p>
  
  <pre><code>Route::post('change-password', 'Auth\AuthController@updatePassword');
  Route::get('change-password', 'Auth\AuthController@updatePassword');
  </code></pre>
  
  <p>im getting following error</p>
  
  <pre><code>FatalErrorException in AuthController.php line 123:
  Class 'App\Http\Controllers\Auth\Auth' not found
  </code></pre>
  
  <p>for this line "$user = Auth::user();"</p>