From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.linuxfoundation.org ([140.211.169.12]:47779 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753792AbdGCKC7 (ORCPT ); Mon, 3 Jul 2017 06:02:59 -0400 Subject: Patch "net: ethtool: Initialize buffer when querying device channel settings" has been added to the 4.9-stable tree To: eranbe@mellanox.com, alexander.levin@verizon.com, davem@davemloft.net, gregkh@linuxfoundation.org, linville@tuxdriver.com, tariqt@mellanox.com Cc: , From: Date: Mon, 03 Jul 2017 12:02:49 +0200 Message-ID: <1499076169119231@kroah.com> MIME-Version: 1.0 Content-Type: text/plain; charset=ANSI_X3.4-1968 Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org List-ID: This is a note to let you know that I've just added the patch titled net: ethtool: Initialize buffer when querying device channel settings to the 4.9-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: net-ethtool-initialize-buffer-when-querying-device-channel-settings.patch and it can be found in the queue-4.9 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let know about it. >>From foo@baz Mon Jul 3 11:54:13 CEST 2017 From: Eran Ben Elisha Date: Tue, 17 Jan 2017 19:19:17 +0200 Subject: net: ethtool: Initialize buffer when querying device channel settings From: Eran Ben Elisha [ Upstream commit 31a86d137219373c3222ca5f4f912e9a4d8065bb ] Ethtool channels respond struct was uninitialized when querying device channel boundaries settings. As a result, unreported fields by the driver hold garbage. This may cause sending unsupported params to driver. Fixes: 8bf368620486 ('ethtool: ensure channel counts are within bounds ...') Signed-off-by: Eran Ben Elisha Signed-off-by: Tariq Toukan CC: John W. Linville Signed-off-by: David S. Miller Signed-off-by: Sasha Levin Signed-off-by: Greg Kroah-Hartman --- net/core/ethtool.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/net/core/ethtool.c +++ b/net/core/ethtool.c @@ -1704,7 +1704,7 @@ static noinline_for_stack int ethtool_ge static noinline_for_stack int ethtool_set_channels(struct net_device *dev, void __user *useraddr) { - struct ethtool_channels channels, max; + struct ethtool_channels channels, max = { .cmd = ETHTOOL_GCHANNELS }; u32 max_rx_in_use = 0; if (!dev->ethtool_ops->set_channels || !dev->ethtool_ops->get_channels) Patches currently in stable-queue which might be from eranbe@mellanox.com are queue-4.9/net-ethtool-initialize-buffer-when-querying-device-channel-settings.patch