linux-kernel - Re: [PATCH] Staging: comedi: fix trailing whitespace and quoted string split across lines in ni

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Date:	Tue, 24 Apr 2012 21:27:09 +0200
From:	Stéphane Pajot <pajot.stephane@...il.com>
To:	Greg KH <gregkh@...uxfoundation.org>
Cc:	rdunlap@...otime.net, fmhess@...rs.sourceforge.net,
	devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] Staging: comedi: fix trailing whitespace and quoted
 string split across lines in ni_labpc.c

On Tue, Apr 24, 2012 at 11:46:42AM -0700, Greg KH wrote:
> On Tue, Apr 24, 2012 at 06:50:10PM +0200, Stéphane Pajot wrote:
> > This is a patch to the ni_labpc.c file that fixes up trailing whitespace error and quoted string split across lines warning
> > found by the checkpatch.pl tool
> 
> Please only fix one type of thing per patch, so this should be a two
> patch series at the least.
Ok for that.
> 
> But...
> 
> > @@ -738,7 +738,7 @@ static int labpc_attach(struct comedi_device *dev, struct comedi_devconfig *it)
> >  		irq = it->options[1];
> >  		dma_chan = it->options[2];
> >  #else
> > -		printk(KERN_ERR " this driver has not been built with ISA DMA "
> > +		printk(KERN_ERR " this driver has not been built with ISA DMA\n"
> >  								"support.\n");
> 
> What?  Why did you do this?  Do you understand what you just did to the
> message printed out?

... It was just to patch this "quoted string split across lines
warning", i saw this solution on the web. Now i think i understand that
i cannot modify AT ALL a printk(KERN_ERR* even if it's just with a \n ?

Stef
> 
> greg k-h


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