linux-kernel - Re: kmallocs with swapped parameters in fs/dlm/lock.c

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Message-ID: <20110711132511.GB14426@redhat.com>
Date:	Mon, 11 Jul 2011 09:25:11 -0400
From:	David Teigland <teigland@...hat.com>
To:	Jesper Juhl <jj@...osbits.net>
Cc:	"Dr. David Alan Gilbert" <linux@...blig.org>,
	linux-kernel@...r.kernel.org
Subject: Re: kmallocs with swapped parameters in fs/dlm/lock.c

On Mon, Jul 11, 2011 at 10:33:20AM +0200, Jesper Juhl wrote:
> On Mon, 11 Jul 2011, Dr. David Alan Gilbert wrote:
> 
> > * Jesper Juhl (jj@...osbits.net) wrote:
> > > On Sun, 10 Jul 2011, Dr. David Alan Gilbert wrote:
> > > 
> > > > Hi David,
> > > >   Sparse spotted a couple of places in fs/dlm/lock.c where the size/flags
> > > > parameters to kmalloc got swapped:
> > > > 
> > > [...]
> > > > Jesper:
> > > >   I noticed in your patch:
> > > > https://lkml.org/lkml/2011/7/2/90
> > > > 
> > > > where you had done a kmalloc->kzalloc transform you kept the swap.
> > > > 
> > > > This looks like new code in 3.0rc so I don't think you could quite
> > > > call it a regression, but it should probably be fixed fairly quickly
> > > > I guess.
> > > > 
> > > D'oh, I completely overlooked that.
> > 
> > No problem.
> > 
> > > Thank you for noticing and letting me know. I've just submitted an updated 
> > > patch.
> > 
> > Great - it's probably worth you fixing the 2nd case in the same file
> > in the same patch, rather than just the one that you were changing
> > anyway?
> > 
> I guess so. I'll update my patch later this evening when I get home from 
> work.

I'll wait for your patch(es) before fixing any of these myself.
Thanks,
Dave
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