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Subject: Re: arch/s390/lib/uaccess_pt.c: Missing breaks: ?
From: Joe Perches <joe@perches.com>
Date: Sun, 14 Apr 2013 22:53:27 -0700
In-Reply-To: <20130415054814.GA4207@osiris>
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	 <20130415054814.GA4207@osiris>
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To: Heiko Carstens <heiko.carstens@de.ibm.com>
Cc: Martin Schwidefsky <schwidefsky@de.ibm.com>, linux-s390@vger.kernel.org, LKML <linux-kernel@vger.kernel.org>
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On Mon, 2013-04-15 at 07:48 +0200, Heiko Carstens wrote:
> On Sat, Apr 13, 2013 at 11:06:14PM -0700, Joe Perches wrote:
> > Commit ea81531d ("s390/uaccess: fix page table walk")
> > added this code.  It looks like it should have break;
> > for each case.
> no, the fallthrough is on purpose for each case statement.

Hi again.  It might be useful to add /* fallthrough */
or some other comment showing it's intentional.