From patchwork Tue Aug 4 11:38:32 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bastien Nocera X-Patchwork-Id: 11700273 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id B48B21392 for ; Tue, 4 Aug 2020 11:38:39 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B8C6A20738 for ; Tue, 4 Aug 2020 11:38:39 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730164AbgHDLii (ORCPT ); Tue, 4 Aug 2020 07:38:38 -0400 Received: from relay7-d.mail.gandi.net ([217.70.183.200]:43523 "EHLO relay7-d.mail.gandi.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728763AbgHDLih (ORCPT ); Tue, 4 Aug 2020 07:38:37 -0400 X-Originating-IP: 82.255.60.242 Received: from localhost.localdomain (lns-bzn-39-82-255-60-242.adsl.proxad.net [82.255.60.242]) (Authenticated sender: hadess@hadess.net) by relay7-d.mail.gandi.net (Postfix) with ESMTPSA id 3ED4020002; Tue, 4 Aug 2020 11:38:35 +0000 (UTC) From: Bastien Nocera To: linux-usb@vger.kernel.org Cc: Greg Kroah-Hartman , Alan Stern , Bastien Nocera Subject: [PATCH v7 1/3] USB: Also check for ->match Date: Tue, 4 Aug 2020 13:38:32 +0200 Message-Id: <20200804113834.6409-1-hadess@hadess.net> X-Mailer: git-send-email 2.26.2 MIME-Version: 1.0 Sender: linux-usb-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org We only ever used the ID table matching before, but we should probably also support an open-coded match function. Fixes: 88b7381a939de ("USB: Select better matching USB drivers when available") Signed-off-by: Bastien Nocera Acked-by: Alan Stern --- Changes since v2: - Added Alan's ack Changes since v1: - Fixed typo in commit message drivers/usb/core/generic.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/drivers/usb/core/generic.c b/drivers/usb/core/generic.c index b6f2d4b44754..2b2f1ab6e36a 100644 --- a/drivers/usb/core/generic.c +++ b/drivers/usb/core/generic.c @@ -205,8 +205,9 @@ static int __check_usb_generic(struct device_driver *drv, void *data) udrv = to_usb_device_driver(drv); if (udrv == &usb_generic_driver) return 0; - - return usb_device_match_id(udev, udrv->id_table) != NULL; + if (usb_device_match_id(udev, udrv->id_table) != NULL) + return 1; + return (udrv->match && udrv->match(udev)); } static bool usb_generic_driver_match(struct usb_device *udev)