Subject: Re: [PATCH iproute2-next v2 1/3] mptcp: add fullmesh check for adding address

From: Stephen Hemminger <[email-masked]>
Date: Tue, 22 Feb 2022 19:08:59 -0800

On Wed, 23 Feb 2022 10:59:47 +0800
Geliang Tang <[email-masked]> wrote:

> +			if (adding &&
> +			    (flags & MPTCP_PM_ADDR_FLAG_SIGNAL) &&
> +			    (flags & MPTCP_PM_ADDR_FLAG_FULLMESH))
> +				invarg("invalid flags\n", *argv)

There is a duplicate newline here, the message already gets newline from invarg().
If possible could you give explanation to the user.

Looks like mptcp has this in lots of places, and would be helpful
to give better response.