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 A7D9EC433F5 for ; Mon, 1 Nov 2021 09:27:50 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 91C946112D for ; Mon, 1 Nov 2021 09:27:50 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232065AbhKAJaU (ORCPT ); Mon, 1 Nov 2021 05:30:20 -0400 Received: from mail.kernel.org ([198.145.29.99]:58578 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232196AbhKAJ05 (ORCPT ); Mon, 1 Nov 2021 05:26:57 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 827A1610F7; Mon, 1 Nov 2021 09:22:25 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1635758546; bh=VQbITZV/Ucy77rbYUvzTpBWjIYk6vbryI6vP1Uypb14=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=RM1RrGD6DpRdTCBScXEWBJhZgUSAISwsOZNqyagcim+nmhbpCvDAuQLvVWI03g+W/ 6wNEfrMEHA8+H+assG0IpD9JG/5KibWehUY3iRlWIcapFSYADgZT/kWJeea+z1a70i r6gLygkMDrq3d9HM/GyQYcXy8N6a+CI5WUBhgyCk= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Hulk Robot , Wang Hai , Johan Hovold , Jakub Kicinski Subject: [PATCH 4.19 09/35] usbnet: fix error return code in usbnet_probe() Date: Mon, 1 Nov 2021 10:17:21 +0100 Message-Id: <20211101082453.727486779@linuxfoundation.org> X-Mailer: git-send-email 2.33.1 In-Reply-To: <20211101082451.430720900@linuxfoundation.org> References: <20211101082451.430720900@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: Wang Hai commit 6f7c88691191e6c52ef2543d6f1da8d360b27a24 upstream. Return error code if usb_maxpacket() returns 0 in usbnet_probe() Fixes: 397430b50a36 ("usbnet: sanity check for maxpacket") Reported-by: Hulk Robot Signed-off-by: Wang Hai Reviewed-by: Johan Hovold Link: https://lore.kernel.org/r/20211026124015.3025136-1-wanghai38@huawei.com Signed-off-by: Jakub Kicinski Signed-off-by: Greg Kroah-Hartman --- drivers/net/usb/usbnet.c | 1 + 1 file changed, 1 insertion(+) --- a/drivers/net/usb/usbnet.c +++ b/drivers/net/usb/usbnet.c @@ -1786,6 +1786,7 @@ usbnet_probe (struct usb_interface *udev dev->maxpacket = usb_maxpacket (dev->udev, dev->out, 1); if (dev->maxpacket == 0) { /* that is a broken device */ + status = -ENODEV; goto out4; }