netdev - Re: [PATCH 4/9] net/sctp: Eliminate useless code

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Message-ID: <Pine.LNX.4.64.1001211148310.13529@ask.diku.dk>
Date:	Thu, 21 Jan 2010 11:49:10 +0100 (CET)
From:	Julia Lawall <julia@...u.dk>
To:	David Miller <davem@...emloft.net>
Cc:	vladislav.yasevich@...com, sri@...ibm.com,
	linux-sctp@...r.kernel.org, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org, kernel-janitors@...r.kernel.org
Subject: Re: [PATCH 4/9] net/sctp: Eliminate useless code

On Thu, 21 Jan 2010, David Miller wrote:

> From: Julia Lawall <julia@...u.dk>
> Date: Thu, 21 Jan 2010 11:22:38 +0100 (CET)
> 
> > On Wed, 20 Jan 2010, David Miller wrote:
> > 
> >> From: Vlad Yasevich <vladislav.yasevich@...com>
> >> Date: Wed, 20 Jan 2010 13:10:10 -0500
> >> 
> >> > 
> >> > 
> >> > Julia Lawall wrote:
> >> >> From: Julia Lawall <julia@...u.dk>
> >> >> 
> >> >> The variable newinet is initialized twice to the same (side effect-free)
> >> >> expression.  Drop one initialization.
> >> >> 
> >> >> A simplified version of the semantic match that finds this problem is:
> >> >> (http://coccinelle.lip6.fr/)
> >> >> 
> >> >> // <smpl>
> >> >> @forall@
> >> >> idexpression *x;
> >> >> identifier f!=ERR_PTR;
> >> >> @@
> >> >> 
> >> >> x = f(...)
> >> >> ... when != x
> >> >> (
> >> >> x = f(...,<+...x...+>,...)
> >> >> |
> >> >> * x = f(...)
> >> >> )
> >> >> // </smpl>
> >> >> 
> >> >> Signed-off-by: Julia Lawall <julia@...u.dk>
> >> > 
> >> > Acked-by: Vlad Yasevich <vladislav.yasevich@...com>
> >> 
> >> Julia,  just like patch #3 this one had the missing final
> >> line of the patch corrupting it, so you'll need to resubmit.
> > 
> > I have generated and sent it again, but this time I don't see the problem.  
> > If there is still a problem, perhaps you could send me back the patch you 
> > received?
> 
> You dropped Vlad' ACK in your re-submission.
> 
> I'll fix it up this time, but please accumulate ACK's when
> resubmitting patches merely for the purpose of fixing some
> technical submission problem.
> 
> Thanks.

OK, I will keep that in mind.

Is the new one better than the old one?  Because in my local copies, they 
are the same...

julia
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