linux-kernel - Re: [PATCH] {tty: serial, nand: onenand}: remove variable 'ufstat' set but not used

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Message-ID: <20191122113859.GA2026910@kroah.com>
Date:   Fri, 22 Nov 2019 12:38:59 +0100
From:   Greg KH <gregkh@...uxfoundation.org>
To:     Chen Wandun <chenwandun@...wei.com>
Cc:     jslaby@...e.com, linux-serial@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] {tty: serial, nand: onenand}: remove variable 'ufstat'
 set but not used

On Fri, Nov 22, 2019 at 07:33:47PM +0800, Chen Wandun wrote:
> 
> 
> On 2019/11/22 19:14, Greg KH wrote:
> > On Fri, Nov 22, 2019 at 07:12:39PM +0800, Chen Wandun wrote:
> > > Fixes gcc '-Wunused-but-set-variable' warning:
> > > 
> > > drivers/tty/serial/samsung_tty.c: In function s3c24xx_serial_rx_chars_dma:
> > > drivers/tty/serial/samsung_tty.c:549:24: warning: variable ufstat set but not used [-Wunused-but-set-variable]
> > > 
> > > Signed-off-by: Chen Wandun <chenwandun@...wei.com>
> > 
> > Your subject line is really odd, can you please fix that up and resend?
> I check the git log of drivers/tty/serial/samsung_tty.c,
> it seem like the subject line should be:
> {tty: serial, nand: onenand}: samsung: remove variable 'ufstat' set but not used
> 
> Is that OK?

No.  What does this patch have to do with nand?

That was from a previous patch that modified two drivers at once.  You
are not touching the nand driver.

thanks,

greg k-h