netdev - Re: [PATCH iproute2] ss: return -1 if an unrecognized option was given

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Date:	Sun, 18 Oct 2015 21:45:45 -0700
From:	Stephen Hemminger <shemming@...cade.com>
To:	Phil Sutter <phil@....cc>
CC:	<netdev@...r.kernel.org>
Subject: Re: [PATCH iproute2] ss: return -1 if an unrecognized option was
 given

On Thu, 15 Oct 2015 21:01:16 +0200
Phil Sutter <phil@....cc> wrote:

> When getopt_long encounters an option which has not been registered, it
> returns '?'. React upon that and call usage() instead of help() so ss
> returns with a non-zero exit status.
> 
> Signed-off-by: Phil Sutter <phil@....cc>

Applied
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