From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.linuxfoundation.org ([140.211.169.12]:58042 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752338AbcKRKhL (ORCPT ); Fri, 18 Nov 2016 05:37:11 -0500 Subject: Patch "net: clear sk_err_soft in sk_clone_lock()" has been added to the 4.8-stable tree To: edumazet@google.com, davem@davemloft.net, gregkh@linuxfoundation.org, soheil@google.com Cc: , From: Date: Fri, 18 Nov 2016 11:36:57 +0100 Message-ID: <1479465417138212@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: clear sk_err_soft in sk_clone_lock() 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: net-clear-sk_err_soft-in-sk_clone_lock.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 Fri Nov 18 11:35:46 CET 2016 From: Eric Dumazet Date: Fri, 28 Oct 2016 13:40:24 -0700 Subject: net: clear sk_err_soft in sk_clone_lock() From: Eric Dumazet [ Upstream commit e551c32d57c88923f99f8f010e89ca7ed0735e83 ] At accept() time, it is possible the parent has a non zero sk_err_soft, leftover from a prior error. Make sure we do not leave this value in the child, as it makes future getsockopt(SO_ERROR) calls quite unreliable. Signed-off-by: Eric Dumazet Acked-by: Soheil Hassas Yeganeh Signed-off-by: David S. Miller Signed-off-by: Greg Kroah-Hartman --- net/core/sock.c | 1 + 1 file changed, 1 insertion(+) --- a/net/core/sock.c +++ b/net/core/sock.c @@ -1563,6 +1563,7 @@ struct sock *sk_clone_lock(const struct RCU_INIT_POINTER(newsk->sk_reuseport_cb, NULL); newsk->sk_err = 0; + newsk->sk_err_soft = 0; newsk->sk_priority = 0; newsk->sk_incoming_cpu = raw_smp_processor_id(); atomic64_set(&newsk->sk_cookie, 0); Patches currently in stable-queue which might be from edumazet@google.com are queue-4.8/net-__skb_flow_dissect-must-cap-its-return-value.patch queue-4.8/tcp-take-care-of-truncations-done-by-sk_filter.patch queue-4.8/net-clear-sk_err_soft-in-sk_clone_lock.patch queue-4.8/dccp-do-not-release-listeners-too-soon.patch queue-4.8/net-mangle-zero-checksum-in-skb_checksum_help.patch queue-4.8/tcp-fix-return-value-for-partial-writes.patch queue-4.8/ipv6-dccp-fix-out-of-bound-access-in-dccp_v6_err.patch queue-4.8/ipv6-dccp-add-missing-bind_conflict-to-dccp_ipv6_mapped.patch queue-4.8/tcp-fix-potential-memory-corruption.patch queue-4.8/dccp-do-not-send-reset-to-already-closed-sockets.patch queue-4.8/dccp-fix-out-of-bound-access-in-dccp_v4_err.patch queue-4.8/sock-fix-sendmmsg-for-partial-sendmsg.patch