linux-kernel - Re: [PATCH] IB/qib: remove superfluous fallthrough statements

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Message-ID: <086ee29ef75f657dcf45e92d4ebfdf2b3f4fcab8.camel@perches.com>
Date:   Tue, 25 Aug 2020 09:26:30 -0700
From:   Joe Perches <joe@...ches.com>
To:     "Gustavo A. R. Silva" <gustavo@...eddedor.com>,
        Alex Dewar <alex.dewar90@...il.com>
Cc:     Dennis Dalessandro <dennis.dalessandro@...el.com>,
        Mike Marciniszyn <mike.marciniszyn@...el.com>,
        Doug Ledford <dledford@...hat.com>,
        Jason Gunthorpe <jgg@...pe.ca>,
        Roland Dreier <roland@...estorage.com>,
        linux-rdma@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] IB/qib: remove superfluous fallthrough statements

On Tue, 2020-08-25 at 11:19 -0500, Gustavo A. R. Silva wrote:
> 
> On 8/25/20 10:51, Alex Dewar wrote:
> > Commit 36a8f01cd24b ("IB/qib: Add congestion control agent implementation")
> > erroneously marked a couple of switch cases as /* FALLTHROUGH */, which
> > were later converted to fallthrough statements by commit df561f6688fe
> > ("treewide: Use fallthrough pseudo-keyword"). This triggered a Coverity
> > warning about unreachable code.
> > 
> > Remove the fallthrough statements and replace the mass of gotos with
> > simple return statements to make the code terser and less bug-prone.
> > 
> 
> This should be split up into two separate patches: one to address the
> fallthrough markings, and another one for the gotos.

I don't think it's necessary to break this into multiple patches.
Logical changes in a single patch are just fine, micro patches
aren't that useful.