From patchwork Mon Dec 11 11:27:45 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Arnd Bergmann X-Patchwork-Id: 121369 Delivered-To: patch@linaro.org Received: by 10.140.22.227 with SMTP id 90csp2667232qgn; Mon, 11 Dec 2017 03:28:23 -0800 (PST) X-Google-Smtp-Source: ACJfBotuVbHDPbagbavWnSVj/LYIQx6kI6w9adZ4hGBwDyzwINx1alyhrqWkn1QWIKiyJPGv3n0Y X-Received: by 10.101.92.74 with SMTP id v10mr44820pgr.193.1512991702938; Mon, 11 Dec 2017 03:28:22 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1512991702; cv=none; d=google.com; s=arc-20160816; b=i3hak+Xeu0ugsXOvBiXF5lJOTSMgaI1cVcPsjmGsznliOUhqXHwgkLjRKbaLp+wJaC qEoGR1+D2u6AAB12NZgXAbB6Gar2s51611/SjBkQJ7OFyQzkyOmpQmGnluUZ7lL3+PVR qDCwJPUcTxIGqY2shiyDw8o/A/zWD1CZQd4Zws6UKfTBqG+8FiLNooA3tkF6wo3vn6dg UnF6Ql1f6wq9KJlBOjU4axLYT6cIJ1OF5f03JF+3kJdQO0GflG5MWd4eBd8BV/oz/rY/ Wk+xbxxxZbmmcjasteMzxi3T8f9XongaxWNmknwYGZbx/l6jlp8KGyX1iSktxXWPIfOj 9kPw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:message-id:date:subject:cc:to:from :arc-authentication-results; bh=RlYaIMkHCE64xhhjA51YZ31OgpzYHfMeIw/7GjQ4fNY=; b=Ymt00ZPGyRAKJt97Imz7JmkKWuWopZvZ6fgwFw+OBfXsGVB2JvGM53bFLiXhD5T3Z0 7Zb4QW+n+bskJ6+eF/AvUbrhaEQIwBJm/gcLAwD+WWCfyYNE2XBQM39idlvMewKVsJ+t v4xkuroUQ+dMi9Vmg/sHNLcI6o9bw3PhHUsAk5uBjpQI7yngxOjkowRlsDFPzAu+TTgy nvM5a4OQs07wLIaDoaQk/ls/xRffRbWRpkcKSS6ExUBdsDiiHIH6H0lV3vqHlySI6Bs1 pmTYHoMbObVpcNjKfEzwlhyUM8faiqU/QYrWFesl8JY1lrtSZ8n5diXh18aD3n/wrM0W D6Qg== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id d12si3208863plr.775.2017.12.11.03.28.22; Mon, 11 Dec 2017 03:28:22 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752790AbdLKL2V (ORCPT + 25 others); Mon, 11 Dec 2017 06:28:21 -0500 Received: from mout.kundenserver.de ([212.227.126.135]:49153 "EHLO mout.kundenserver.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751433AbdLKL2S (ORCPT ); Mon, 11 Dec 2017 06:28:18 -0500 Received: from wuerfel.lan ([149.172.96.106]) by mrelayeu.kundenserver.de (mreue004 [212.227.15.129]) with ESMTPA (Nemesis) id 0MdH7v-1efbr729HH-00IYIq; Mon, 11 Dec 2017 12:28:10 +0100 From: Arnd Bergmann To: Mathias Nyman , Greg Kroah-Hartman Cc: Arnd Bergmann , Lu Baolu , linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH] usb: xhci: fix incorrect memset() Date: Mon, 11 Dec 2017 12:27:45 +0100 Message-Id: <20171211112806.3415781-1-arnd@arndb.de> X-Mailer: git-send-email 2.9.0 X-Provags-ID: V03:K0:tIYDqZ/STbK5xDcqOP+iQHnWPx4cZNShptHVLxzZrgclE6wJysJ r2q3KVPAA7LdzGCqEE9OuFfeDr6TWRYT6bnxhQbSR8OS2ICpRW2wBSyypAFwTxDkMqHv3E2 D958PT+jP/AjOonmyA5v+uq3vGscO4mWdFYlENvHZQ8Up/fARIgH0niBp8VXSoINZNkY3g5 io1UAPcNoPDgY5+YZuxJA== X-UI-Out-Filterresults: notjunk:1; V01:K0:LTTwTEa95uo=:cVvTuhDZzQvrsYkkL0cYQh LbQ0VJqq6S77D/XsKb8mx/m6SCEYtCHQ9Xe9Jhd2IUDkMSHEprixA0ZXkGP+Fz4Z8D/fsJ8uM n21nGZwVeZgkYP6KCQksFbQO4k/UiO5hWzWmA6YsJ82OrkE49ly13DqVrEY5qljqHuiWjoLGk 3qkxywQk21YO4UcDsySb0zVX3ansoBSU/HWhF+JnWGITciikpjKUmmnP+BqmRpuTcESSlz+dX vkppwH8RPG96kTQQf8t+B6NQcWYo9HzKyTzQRbCSzGUFTgBOM7HbrZWqnSE1IaLMMRKpi1IF3 v2NEHm5fuLJzUl1T1nFxFh0RMqRKFzjUEo2a8F2L7lZh92O+aUJ3XnY7mNck34onK29UIShjy 5suz/qZbZsrsh/tl5RgNDx5D2d8nyXiJZnLHoM0ALQL/zEDJ+o5UE7v6btwAdvFk2J6h3gWVy sEOXwhhdiVo8PHuGbaL2PTjVTZWVDPPLKW1x+wZjT86OIR+WFSoWw7/K9g0nRotGS5YXzh5bg OzlxlxrrsfdVGLLkss/dwGJuNCWEl53/1ri6qIACF3ta8hFn+RkuxYhv/Sh6s41I4NHLw9Wyf W15ktBeyOStDrQ9rFPxgVhtLxVUclHENcoFvRFsk0gaEYiorSFJHtjDvKqczf3iHRnc23wQIZ 3848wV43DvAtemjOqPQjb3BDSJQTgf+3taDCMSBZZ6eBX6lp2GO2Uin9jhFto05CBNFNg3MRk KJfKk6hWJKm5r2W7wqb6BB4Dldz30NQCdB8yIw== Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org gcc-8 warnings about the new driver using a memset with a bogus length: drivers/usb/host/xhci-dbgcap.c: In function 'xhci_dbc_eps_exit': drivers/usb/host/xhci-dbgcap.c:369:2: error: 'memset' used with length equal to number of elements without multiplication by element size [-Werror=memset-elt-size] It looks like the author meant to use sizeof() rather than ARRAY_SIZE() here, so use that. Fixes: dfba2174dc42 ("usb: xhci: Add DbC support in xHCI driver") Signed-off-by: Arnd Bergmann --- drivers/usb/host/xhci-dbgcap.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) -- 2.9.0 diff --git a/drivers/usb/host/xhci-dbgcap.c b/drivers/usb/host/xhci-dbgcap.c index 671e5023e683..1e535bd2be01 100644 --- a/drivers/usb/host/xhci-dbgcap.c +++ b/drivers/usb/host/xhci-dbgcap.c @@ -366,7 +366,7 @@ static void xhci_dbc_eps_exit(struct xhci_hcd *xhci) { struct xhci_dbc *dbc = xhci->dbc; - memset(dbc->eps, 0, ARRAY_SIZE(dbc->eps)); + memset(dbc->eps, 0, sizeof(dbc->eps)); } static int xhci_dbc_mem_init(struct xhci_hcd *xhci, gfp_t flags)