netdev - Re: [PATCH] xdp: use common helper for netlink extended ack reporting

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Date:   Wed, 03 May 2017 09:51:50 -0400 (EDT)
From:   David Miller <davem@...emloft.net>
To:     daniel@...earbox.net
Cc:     jakub.kicinski@...ronome.com, alexei.starovoitov@...il.com,
        netdev@...r.kernel.org
Subject: Re: [PATCH] xdp: use common helper for netlink extended ack
 reporting

From: Daniel Borkmann <daniel@...earbox.net>
Date: Wed,  3 May 2017 00:39:17 +0200

> Small follow-up to d74a32acd59a ("xdp: use netlink extended ACK reporting")
> in order to let drivers all use the same NL_SET_ERR_MSG_MOD() helper macro
> for reporting. This also ensures that we consistently add the driver's
> prefix for dumping the report in user space to indicate that the error
> message is driver specific and not coming from core code. Furthermore,
> NL_SET_ERR_MSG_MOD() now reuses NL_SET_ERR_MSG() and thus makes all macros
> check the pointer as suggested.
> 
> References: https://www.spinics.net/lists/netdev/msg433267.html
> Signed-off-by: Daniel Borkmann <daniel@...earbox.net>

Applied.