linux-kernel - Re: [PATCH] mISDN: suppress compiler warning

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Message-Id: <20120921.134926.991810355219428336.davem@davemloft.net>
Date:	Fri, 21 Sep 2012 13:49:26 -0400 (EDT)
From:	David Miller <davem@...emloft.net>
To:	pebolle@...cali.nl
Cc:	isdn@...ux-pingi.de, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] mISDN: suppress compiler warning

From: Paul Bolle <pebolle@...cali.nl>
Date: Fri, 21 Sep 2012 12:25:24 +0200

> Building the hfcpci driver triggers this GCC warning:
>     drivers/isdn/hardware/mISDN/hfcpci.c:2298:2: warning: ignoring return value of 'driver_for_each_device', declared with attribute warn_unused_result [-Wunused-result]
> 
> That return value is apparently ignored because _hfcpci_softirq() will
> always return 0. Suppress this warning in the way a few other drivers do
> that too.
> 
> Signed-off-by: Paul Bolle <pebolle@...cali.nl>

This is pretty pointless and I'm therefore not applying it.
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