From nobody Mon Sep 29 20:17:19 2025 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 6B8A8C25B0F for ; Tue, 16 Aug 2022 04:39:52 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231646AbiHPEjv (ORCPT ); Tue, 16 Aug 2022 00:39:51 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40816 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231401AbiHPEjZ (ORCPT ); Tue, 16 Aug 2022 00:39:25 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [IPv6:2604:1380:4601:e00::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A673A176DFE; Mon, 15 Aug 2022 13:30:06 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id C1024B81197; Mon, 15 Aug 2022 20:30:04 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 0A8CBC433D7; Mon, 15 Aug 2022 20:30:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1660595403; bh=4i7vltTZ6/Ns+06g/Mgj3J86ow/1JZl4M2VlJk+Knfc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=rWAZnmrKD6KfPoZR6iG70hAhHMDzCr33U7AqaiSbKM3fTkqyx/+pfOru/pmfqSOTg 9fSoMWi01L9cTii9gRH1oMSIW08Bf2Pc+kzk2cYUKiFAQekmMptXBSHNAwg5LQseB3 zLhPKeOqL6KpbfrDpEJNO22IGHmL2Uise+ck+Z6k= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Sergey Shtylyov , Mathias Nyman , Sasha Levin Subject: [PATCH 5.19 0752/1157] usb: host: xhci: use snprintf() in xhci_decode_trb() Date: Mon, 15 Aug 2022 20:01:48 +0200 Message-Id: <20220815180509.582738171@linuxfoundation.org> X-Mailer: git-send-email 2.37.2 In-Reply-To: <20220815180439.416659447@linuxfoundation.org> References: <20220815180439.416659447@linuxfoundation.org> User-Agent: quilt/0.67 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" From: Sergey Shtylyov [ Upstream commit 1ce69c35b86038dd11d3a6115a04501c5b89a940 ] Commit cbf286e8ef83 ("xhci: fix unsafe memory usage in xhci tracing") apparently missed one sprintf() call in xhci_decode_trb() -- replace it with the snprintf() call as well... Found by Linux Verification Center (linuxtesting.org) with the SVACE static analysis tool. Fixes: cbf286e8ef83 ("xhci: fix unsafe memory usage in xhci tracing") Signed-off-by: Sergey Shtylyov Signed-off-by: Mathias Nyman Link: https://lore.kernel.org/r/20220630124645.1805902-2-mathias.nyman@linu= x.intel.com Signed-off-by: Greg Kroah-Hartman Signed-off-by: Sasha Levin --- drivers/usb/host/xhci.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h index 28aaf031f9a8..1960b47acfb2 100644 --- a/drivers/usb/host/xhci.h +++ b/drivers/usb/host/xhci.h @@ -2417,7 +2417,7 @@ static inline const char *xhci_decode_trb(char *str, = size_t size, field3 & TRB_CYCLE ? 'C' : 'c'); break; case TRB_STOP_RING: - sprintf(str, + snprintf(str, size, "%s: slot %d sp %d ep %d flags %c", xhci_trb_type_string(type), TRB_TO_SLOT_ID(field3), --=20 2.35.1