linux-kernel - Re: [PATCH net-next] mptcp: Remove set but not used variable 'can

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Date:   Sat, 21 Mar 2020 20:21:03 -0700 (PDT)
From:   David Miller <davem@...emloft.net>
To:     yuehaibing@...wei.com
Cc:     mathew.j.martineau@...ux.intel.com, matthieu.baerts@...sares.net,
        pabeni@...hat.com, kuba@...nel.org, netdev@...r.kernel.org,
        mptcp@...ts.01.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH net-next] mptcp: Remove set but not used variable
 'can_ack'

From: YueHaibing <yuehaibing@...wei.com>
Date: Wed, 18 Mar 2020 02:01:57 +0000

> Fixes gcc '-Wunused-but-set-variable' warning:
> 
> net/mptcp/options.c: In function 'mptcp_established_options_dss':
> net/mptcp/options.c:338:7: warning:
>  variable 'can_ack' set but not used [-Wunused-but-set-variable]
> 
> commit dc093db5cc05 ("mptcp: drop unneeded checks")
> leave behind this unused, remove it.
> 
> Signed-off-by: YueHaibing <yuehaibing@...wei.com>

Applied, thanks.