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Message-Id: <20090327.002940.55045245.davem@davemloft.net>
Date: Fri, 27 Mar 2009 00:29:40 -0700 (PDT)
From: David Miller <davem@...emloft.net>
To: rdreier@...co.com
Cc: torvalds@...ux-foundation.org, akpm@...ux-foundation.org,
netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: RDMA/nes: Fix mis-merge
From: Roland Dreier <rdreier@...co.com>
Date: Thu, 26 Mar 2009 16:53:25 -0700
> > Btw, as far as I can tell, that function had never been tested with any
> > polling. It had a line like
> >
> > netif_napi_add(netdev, &nesvnic->napi, nes_netdev_poll, 128);
> >
> > but that line was _before_ 'nesvnic' was actually initialized (well, it
> > had been initialized to NULL, so it passed in some NULL-pointer-offset to
> > that function).
>
> Yes, looks like the bug was introduced by d0929553 ("infiniband: convert
> nes driver to net_device_ops"). And unfortunately the nesvnic=NULL
> initialization stopped gcc from warning about used-uninitialized I
> guess. I'll test the final merge out...
Sorry about that, thanks for working this out Roland.
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