From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.linuxfoundation.org ([140.211.169.12]:40808 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753254AbdJSMwY (ORCPT ); Thu, 19 Oct 2017 08:52:24 -0400 Subject: Patch "tipc: use only positive error codes in messages" has been added to the 4.4-stable tree To: parthasarathy.bhuvaragan@ericsson.com, davem@davemloft.net, gregkh@linuxfoundation.org Cc: , From: Date: Thu, 19 Oct 2017 14:52:23 +0200 Message-ID: <1508417543234213@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 tipc: use only positive error codes in messages to the 4.4-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: tipc-use-only-positive-error-codes-in-messages.patch and it can be found in the queue-4.4 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 Oct 19 14:05:19 CEST 2017 From: Parthasarathy Bhuvaragan Date: Fri, 29 Sep 2017 10:02:54 +0200 Subject: tipc: use only positive error codes in messages From: Parthasarathy Bhuvaragan [ Upstream commit aad06212d36cf34859428a0a279e5c14ee5c9e26 ] In commit e3a77561e7d32 ("tipc: split up function tipc_msg_eval()"), we have updated the function tipc_msg_lookup_dest() to set the error codes to negative values at destination lookup failures. Thus when the function sets the error code to -TIPC_ERR_NO_NAME, its inserted into the 4 bit error field of the message header as 0xf instead of TIPC_ERR_NO_NAME (1). The value 0xf is an unknown error code. In this commit, we set only positive error code. Fixes: e3a77561e7d32 ("tipc: split up function tipc_msg_eval()") Signed-off-by: Parthasarathy Bhuvaragan Signed-off-by: David S. Miller Signed-off-by: Greg Kroah-Hartman --- net/tipc/msg.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/net/tipc/msg.c +++ b/net/tipc/msg.c @@ -541,7 +541,7 @@ bool tipc_msg_lookup_dest(struct net *ne return false; if (msg_errcode(msg)) return false; - *err = -TIPC_ERR_NO_NAME; + *err = TIPC_ERR_NO_NAME; if (skb_linearize(skb)) return false; msg = buf_msg(skb); Patches currently in stable-queue which might be from parthasarathy.bhuvaragan@ericsson.com are queue-4.4/tipc-use-only-positive-error-codes-in-messages.patch