From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.linuxfoundation.org ([140.211.169.12]:58720 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752869AbeC1RHR (ORCPT ); Wed, 28 Mar 2018 13:07:17 -0400 Subject: Patch "skbuff: Fix not waking applications when errors are enqueued" has been added to the 4.14-stable tree To: vinicius.gomes@intel.com, davem@davemloft.net, edumazet@google.com, gregkh@linuxfoundation.org, randy.e.witt@intel.com Cc: , From: Date: Wed, 28 Mar 2018 19:06:22 +0200 Message-ID: <1522256782203175@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 skbuff: Fix not waking applications when errors are enqueued to the 4.14-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: skbuff-fix-not-waking-applications-when-errors-are-enqueued.patch and it can be found in the queue-4.14 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let know about it. >>From foo@baz Wed Mar 28 18:38:30 CEST 2018 From: Vinicius Costa Gomes Date: Wed, 14 Mar 2018 13:32:09 -0700 Subject: skbuff: Fix not waking applications when errors are enqueued From: Vinicius Costa Gomes [ Upstream commit 6e5d58fdc9bedd0255a8781b258f10bbdc63e975 ] When errors are enqueued to the error queue via sock_queue_err_skb() function, it is possible that the waiting application is not notified. Calling 'sk->sk_data_ready()' would not notify applications that selected only POLLERR events in poll() (for example). Fixes: 1da177e4c3f4 ("Linux-2.6.12-rc2") Reported-by: Randy E. Witt Reviewed-by: Eric Dumazet Signed-off-by: Vinicius Costa Gomes Signed-off-by: David S. Miller Signed-off-by: Greg Kroah-Hartman --- net/core/skbuff.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/net/core/skbuff.c +++ b/net/core/skbuff.c @@ -4171,7 +4171,7 @@ int sock_queue_err_skb(struct sock *sk, skb_queue_tail(&sk->sk_error_queue, skb); if (!sock_flag(sk, SOCK_DEAD)) - sk->sk_data_ready(sk); + sk->sk_error_report(sk); return 0; } EXPORT_SYMBOL(sock_queue_err_skb); Patches currently in stable-queue which might be from vinicius.gomes@intel.com are queue-4.14/skbuff-fix-not-waking-applications-when-errors-are-enqueued.patch