linux-kernel - Re: [PATCH] Staging: mt7621-dma: mtk-hsdma.c: Fix Missing a blank line after declarations

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Date:   Tue, 28 Apr 2020 15:40:10 +0200
From:   Greg KH <gregkh@...uxfoundation.org>
To:     John Oldman <john.oldman@...ehill.co.uk>
Cc:     devel@...verdev.osuosl.org, linux-mediatek@...ts.infradead.org,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH] Staging: mt7621-dma: mtk-hsdma.c: Fix Missing a blank
 line after declarations

On Tue, Apr 28, 2020 at 02:21:25PM +0100, John Oldman wrote:
> I was not so happy about this one, even though I went and committed it.
> 
> Without the blank line checkpatch reports:
> 
> WARNING: Missing a blank line after declarations
> #160: FILE: drivers/staging/mt7621-dma/mtk-hsdma.c:160:
> + struct tasklet_struct task;
> + volatile unsigned long chan_issued;
> 
> So I dumly inserted a blank line to silence checkpatch.

As checkpatch is just a simple script, it is not always right, don't
blindly follow it.

> In hindsight maybe a false positive, blank lines in a struct might not be
> helpful.

It can be, but not here.

thanks,

greg k-h