linux-kernel - Re: linux-next: build warning after merge of the tty tree

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Date:   Wed, 9 Sep 2020 09:41:43 +0200
From:   Greg KH <greg@...ah.com>
To:     Stephen Rothwell <sfr@...b.auug.org.au>
Cc:     Krzysztof Kozlowski <krzk@...nel.org>,
        Linux Next Mailing List <linux-next@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: linux-next: build warning after merge of the tty tree

On Wed, Sep 09, 2020 at 03:56:54PM +1000, Stephen Rothwell wrote:
> Hi all,
> 
> After merging the tty tree, today's linux-next build (arm
> multi_v7_defconfig) produced this warning:
> 
> drivers/tty/serial/8250/8250_bcm2835aux.c: In function 'bcm2835aux_serial_probe':
> drivers/tty/serial/8250/8250_bcm2835aux.c:154:3: warning: ignoring return value of 'dev_err_probe' declared with attribute 'warn_unused_result' [-Wunused-result]
>   154 |   dev_err_probe(&pdev->dev, ret, "unable to register 8250 port\n");
>       |   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> 
> Introduced by commit
> 
>   ea43a60b1548 ("serial: 8250: Simplify with dev_err_probe()")

Offending patch now dropped from the driver-core tree, thanks.

greg k-h