From patchwork Tue Jul 24 09:05:47 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Guido Kiener X-Patchwork-Id: 10541553 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 0B82114BC for ; Tue, 24 Jul 2018 08:08:44 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id F3E8728702 for ; Tue, 24 Jul 2018 08:08:43 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id E857C2870F; Tue, 24 Jul 2018 08:08:43 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 91C1028702 for ; Tue, 24 Jul 2018 08:08:43 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2388596AbeGXJN4 (ORCPT ); Tue, 24 Jul 2018 05:13:56 -0400 Received: from mr01.mx01.tldhost.de ([62.108.36.247]:59880 "EHLO mr01.mx01.tldhost.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2388531AbeGXJNz (ORCPT ); Tue, 24 Jul 2018 05:13:55 -0400 Received: from mx01.tldhost.de (localhost [127.0.0.1]) by mx01.tldhost.de (Postfix) with ESMTP id 6E816120ED5 for ; Tue, 24 Jul 2018 10:08:39 +0200 (CEST) Received: by mx01.tldhost.de (Postfix, from userid 1001) id 640FD120E89; Tue, 24 Jul 2018 10:08:39 +0200 (CEST) Received: from server12.tldhost.de (server12.tldhost.de [84.19.26.112]) by mx01.tldhost.de (Postfix) with ESMTPS id 5EDAE120E78; Tue, 24 Jul 2018 10:08:37 +0200 (CEST) From: Guido Kiener To: gregkh@linuxfoundation.org, linux-usb@vger.kernel.org, guido.kiener@rohde-schwarz.com, steve_bayless@keysight.com, dpenkler@gmail.com Cc: Guido Kiener Subject: [PATCH v3 20/23] usb: usbtmc: Remove redundant code Date: Tue, 24 Jul 2018 11:05:47 +0200 Message-Id: <20180724090550.29201-21-guido@kiener-muenchen.de> In-Reply-To: <20180724090550.29201-1-guido@kiener-muenchen.de> References: <20180724090550.29201-1-guido@kiener-muenchen.de> X-PPP-Message-ID: <20180724080837.5793.15818@server12.tldhost.de> X-PPP-Vhost: kiener-muenchen.de X-POWERED-BY: TLDHost.de - AV:CLEAN SPAM:OK Sender: linux-usb-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Remove redundant code and fix debug messages. Signed-off-by: Guido Kiener Reviewed-by: Steve Bayless --- drivers/usb/class/usbtmc.c | 25 ++++++++----------------- 1 file changed, 8 insertions(+), 17 deletions(-) diff --git a/drivers/usb/class/usbtmc.c b/drivers/usb/class/usbtmc.c index 10dc896bf043..a6482e850532 100644 --- a/drivers/usb/class/usbtmc.c +++ b/drivers/usb/class/usbtmc.c @@ -1760,12 +1760,9 @@ static int usbtmc_ioctl_clear_out_halt(struct usbtmc_device_data *data) rv = usb_clear_halt(data->usb_dev, usb_sndbulkpipe(data->usb_dev, data->bulk_out)); - if (rv < 0) { - dev_err(&data->usb_dev->dev, "usb_control_msg returned %d\n", - rv); - return rv; - } - return 0; + if (rv < 0) + dev_err(&data->usb_dev->dev, "%s returned %d\n", __func__, rv); + return rv; } static int usbtmc_ioctl_clear_in_halt(struct usbtmc_device_data *data) @@ -1775,12 +1772,9 @@ static int usbtmc_ioctl_clear_in_halt(struct usbtmc_device_data *data) rv = usb_clear_halt(data->usb_dev, usb_rcvbulkpipe(data->usb_dev, data->bulk_in)); - if (rv < 0) { - dev_err(&data->usb_dev->dev, "usb_control_msg returned %d\n", - rv); - return rv; - } - return 0; + if (rv < 0) + dev_err(&data->usb_dev->dev, "%s returned %d\n", __func__, rv); + return rv; } static int usbtmc_ioctl_cancel_io(struct usbtmc_file_data *file_data) @@ -2204,11 +2198,8 @@ static long usbtmc_ioctl(struct file *file, unsigned int cmd, unsigned long arg) break; case USBTMC488_IOCTL_GET_CAPS: - retval = copy_to_user((void __user *)arg, - &data->usb488_caps, - sizeof(data->usb488_caps)); - if (retval) - retval = -EFAULT; + retval = put_user(data->usb488_caps, + (unsigned char __user *)arg); break; case USBTMC488_IOCTL_READ_STB: