From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932608AbdL1SWF (ORCPT ); Thu, 28 Dec 2017 13:22:05 -0500 Received: from shadbolt.e.decadent.org.uk ([88.96.1.126]:58786 "EHLO shadbolt.e.decadent.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753843AbdL1RNR (ORCPT ); Thu, 28 Dec 2017 12:13:17 -0500 Content-Type: text/plain; charset="UTF-8" Content-Disposition: inline Content-Transfer-Encoding: 8bit MIME-Version: 1.0 From: Ben Hutchings To: linux-kernel@vger.kernel.org, stable@vger.kernel.org CC: akpm@linux-foundation.org, "=?UTF-8?Q?=D0=92=D0=BB=D0=B0=D0=B4=D0=B8=D0=BC=D0=B8=D1=80=20?= =?UTF-8?Q?=D0=9C=D0=B0=D1=80=D1=82=D1=8C=D1=8F=D0=BD=D0=BE=D0=B2?=" , "Alan Stern" , "Greg Kroah-Hartman" , "Felipe Balbi" Date: Thu, 28 Dec 2017 16:59:12 +0000 Message-ID: X-Mailer: LinuxStableQueue (scripts by bwh) Subject: [PATCH 3.2 60/94] usb: quirks: add quirk for WORLDE MINI MIDI keyboard In-Reply-To: X-SA-Exim-Connect-IP: 2a02:8011:400e:2:6f00:88c8:c921:d332 X-SA-Exim-Mail-From: ben@decadent.org.uk X-SA-Exim-Scanned: No (on shadbolt.decadent.org.uk); SAEximRunCond expanded to false Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 3.2.97-rc1 review patch. If anyone has any objections, please let me know. ------------------ From: Felipe Balbi commit 2811501e6d8f5747d08f8e25b9ecf472d0dc4c7d upstream. This keyboard doesn't implement Get String descriptors properly even though string indexes are valid. What happens is that when requesting for the String descriptor, the device disconnects and reconnects. Without this quirk, this loop will continue forever. Cc: Alan Stern Reported-by: Владимир Мартьянов Signed-off-by: Felipe Balbi Signed-off-by: Greg Kroah-Hartman [bwh: Backported to 3.2: adjust context] Signed-off-by: Ben Hutchings --- drivers/usb/core/quirks.c | 4 ++++ 1 file changed, 4 insertions(+) --- a/drivers/usb/core/quirks.c +++ b/drivers/usb/core/quirks.c @@ -205,6 +205,10 @@ static const struct usb_device_id usb_qu /* Corsair Strafe RGB */ { USB_DEVICE(0x1b1c, 0x1b20), .driver_info = USB_QUIRK_DELAY_INIT }, + /* MIDI keyboard WORLDE MINI */ + { USB_DEVICE(0x1c75, 0x0204), .driver_info = + USB_QUIRK_CONFIG_INTF_STRINGS }, + { } /* terminating entry must be last */ };