linux-kernel - Re: [PATCH v2] Staging: vt6656: Checkpatch fix: else after break or return

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Message-ID: <20150113105933.GC5571@mwanda>
Date:	Tue, 13 Jan 2015 13:59:33 +0300
From:	Dan Carpenter <dan.carpenter@...cle.com>
To:	Sudip Mukherjee <sudipm.mukherjee@...il.com>
Cc:	Greg KH <gregkh@...uxfoundation.org>, tvboxspy@...il.com,
	devel@...verdev.osuosl.org, Emrys Bayliss <emrys@...adise.net.nz>,
	forest@...ttletooquiet.net, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] Staging: vt6656: Checkpatch fix: else after break or
 return

On Tue, Jan 13, 2015 at 12:18:40PM +0530, Sudip Mukherjee wrote:
> On Tue, Jan 13, 2015 at 11:54:27AM +0530, Sudip Mukherjee wrote:
> > On Mon, Jan 12, 2015 at 09:58:17PM -0800, Greg KH wrote:
> > > On Tue, Jan 13, 2015 at 10:53:12AM +0530, Sudip Mukherjee wrote:
> > > > 
> > > > any reason why this return was removed ?
> > > 
> > > Because it's not needed.
> > 
> > yes, it is not needed. but the way Emrys Bayliss has changed the code, then we will get a compiler warning about no return statement.
> i should have mentioned in my last mail that compiler will give waring if we compile with W=3 
> 

1) Your compiler is crap.
2) You should ignore obviously incorrect warnings.

I'm using GCC 4.7.2 and it doesn't give a warning for this.  W=3 gives a
million other totally worthless warnings though.  W=3 is not useful.

regards,
dan carpenter

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