linux-kernel - Re: [PATCH 05/19] EDAC, mc: Reduce indentation level in edac_mc_handle

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Date:   Fri, 11 Oct 2019 03:50:23 -0700
From:   Joe Perches <joe@...ches.com>
To:     Mauro Carvalho Chehab <mchehab+samsung@...nel.org>
Cc:     Robert Richter <rrichter@...vell.com>,
        Borislav Petkov <bp@...en8.de>,
        Tony Luck <tony.luck@...el.com>,
        James Morse <james.morse@....com>, linux-edac@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 05/19] EDAC, mc: Reduce indentation level in
 edac_mc_handle_error()

On Fri, 2019-10-11 at 07:20 -0300, Mauro Carvalho Chehab wrote:
> Em Thu, 10 Oct 2019 15:10:53 -0700
> Joe Perches <joe@...ches.com> escreveu:
> 
> > On Thu, 2019-10-10 at 20:25 +0000, Robert Richter wrote:
> > > Reduce the indentation level in edac_mc_handle_error() a bit by using
> > > continue. No functional changes.  
> > 
> > Seems fine, but trivially below:
> > 
> > > diff --git a/drivers/edac/edac_mc.c b/drivers/edac/edac_mc.c  
> > []
> > > @@ -1171,37 +1171,38 @@ void edac_mc_handle_error(const enum hw_event_mc_err_type type,  
> > []
> > > +		strcpy(p, dimm->label);
> > > +		p += strlen(p);
> > > +		*p = '\0';  
> > 
> > This *p = '\0' is unnecessary as the strcpy already did that.
> 
> True, but better to put it on a separate patch, as it makes
> easier to review if you don't mix code de-indent with changes.
> 
> Also, maybe there are other occurrences of this pattern.

Maybe 80 or so uses of paired

	strcpy(foo, bar);
	strlen(foo)

where another function like stpcpy, which doesn't exist
in the kernel, could have been used.