From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.linuxfoundation.org ([140.211.169.12]:33852 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S934118AbcKJPsI (ORCPT ); Thu, 10 Nov 2016 10:48:08 -0500 Subject: Patch "ipv4: disable BH in set_ping_group_range()" has been added to the 4.8-stable tree To: edumazet@google.com, davem@davemloft.net, gregkh@linuxfoundation.org, salo@google.com Cc: , From: Date: Thu, 10 Nov 2016 16:47:20 +0100 Message-ID: <1478792840192175@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 ipv4: disable BH in set_ping_group_range() to the 4.8-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: ipv4-disable-bh-in-set_ping_group_range.patch and it can be found in the queue-4.8 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let know about it. >>From foo@baz Thu Nov 10 16:43:03 CET 2016 From: Eric Dumazet Date: Thu, 20 Oct 2016 10:26:48 -0700 Subject: ipv4: disable BH in set_ping_group_range() From: Eric Dumazet [ Upstream commit a681574c99be23e4d20b769bf0e543239c364af5 ] In commit 4ee3bd4a8c746 ("ipv4: disable BH when changing ip local port range") Cong added BH protection in set_local_port_range() but missed that same fix was needed in set_ping_group_range() Fixes: b8f1a55639e6 ("udp: Add function to make source port for UDP tunnels") Signed-off-by: Eric Dumazet Reported-by: Eric Salo Signed-off-by: David S. Miller Signed-off-by: Greg Kroah-Hartman --- net/ipv4/sysctl_net_ipv4.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) --- a/net/ipv4/sysctl_net_ipv4.c +++ b/net/ipv4/sysctl_net_ipv4.c @@ -109,10 +109,10 @@ static void set_ping_group_range(struct kgid_t *data = table->data; struct net *net = container_of(table->data, struct net, ipv4.ping_group_range.range); - write_seqlock(&net->ipv4.ip_local_ports.lock); + write_seqlock_bh(&net->ipv4.ip_local_ports.lock); data[0] = low; data[1] = high; - write_sequnlock(&net->ipv4.ip_local_ports.lock); + write_sequnlock_bh(&net->ipv4.ip_local_ports.lock); } /* Validate changes from /proc interface. */ Patches currently in stable-queue which might be from edumazet@google.com are queue-4.8/ipv4-use-the-right-lock-for-ping_group_range.patch queue-4.8/ipv4-disable-bh-in-set_ping_group_range.patch queue-4.8/udp-fix-ip_checksum-handling.patch queue-4.8/netlink-do-not-enter-direct-reclaim-from-netlink_dump.patch queue-4.8/ipv6-tcp-restore-ip6cb-for-pktoptions-skbs.patch queue-4.8/packet-on-direct_xmit-limit-tso-and-csum-to-supported-devices.patch queue-4.8/net-pktgen-remove-rcu-locking-in-pktgen_change_name.patch