From mboxrd@z Thu Jan 1 00:00:00 1970 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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id EFFB9C4321E for ; Tue, 16 Nov 2021 00:52:57 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id DFC6961B4D for ; Tue, 16 Nov 2021 00:52:57 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1347410AbhKPAzw (ORCPT ); Mon, 15 Nov 2021 19:55:52 -0500 Received: from mail.kernel.org ([198.145.29.99]:44636 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1343794AbhKOTWD (ORCPT ); Mon, 15 Nov 2021 14:22:03 -0500 Received: by mail.kernel.org (Postfix) with ESMTPSA id 788D263297; Mon, 15 Nov 2021 18:46:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1637001975; bh=8PTwsVG8I/ymgt+AC49Rm4NF/tbtIfr9w8erK2yRAn4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=uDq78xgzI7HANGJNfVZBj83dUhnFasyrss5sxtmcvb6FMLpgRE9Bo+RHHtRlmXV7m AAsbgUB0LBiRFfJSXJdHj3Kp3o8Bgs87xIlor2CkSe712DtdEv/VWEriqDTsg+NN6J ZnGUi84PyJXpsl8QHTE5IBQp6EM57ZJtyqYeSR0Y= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Hans Verkuil , Kees Cook , Mauro Carvalho Chehab , Sasha Levin Subject: [PATCH 5.15 392/917] media: tm6000: Avoid card name truncation Date: Mon, 15 Nov 2021 17:58:07 +0100 Message-Id: <20211115165442.061366705@linuxfoundation.org> X-Mailer: git-send-email 2.33.1 In-Reply-To: <20211115165428.722074685@linuxfoundation.org> References: <20211115165428.722074685@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Kees Cook [ Upstream commit 42bb98e420d454fef3614b70ea11cc59068395f6 ] The "card" string only holds 31 characters (and the terminating NUL). In order to avoid truncation, use a shorter card description instead of the current result, "Trident TVMaster TM5600/6000/60". Suggested-by: Hans Verkuil Fixes: e28f49b0b2a8 ("V4L/DVB: tm6000: fix some info messages") Signed-off-by: Kees Cook Signed-off-by: Hans Verkuil Signed-off-by: Mauro Carvalho Chehab Signed-off-by: Sasha Levin --- drivers/media/usb/tm6000/tm6000-video.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/media/usb/tm6000/tm6000-video.c b/drivers/media/usb/tm6000/tm6000-video.c index 3f650ede0c3dc..e293f6f3d1bc9 100644 --- a/drivers/media/usb/tm6000/tm6000-video.c +++ b/drivers/media/usb/tm6000/tm6000-video.c @@ -852,8 +852,7 @@ static int vidioc_querycap(struct file *file, void *priv, struct tm6000_core *dev = ((struct tm6000_fh *)priv)->dev; strscpy(cap->driver, "tm6000", sizeof(cap->driver)); - strscpy(cap->card, "Trident TVMaster TM5600/6000/6010", - sizeof(cap->card)); + strscpy(cap->card, "Trident TM5600/6000/6010", sizeof(cap->card)); usb_make_path(dev->udev, cap->bus_info, sizeof(cap->bus_info)); cap->capabilities = V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_READWRITE | V4L2_CAP_DEVICE_CAPS; -- 2.33.0