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Date: Sun, 16 Jan 2011 21:33:36 -0800 (PST)
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To: rdreier@cisco.com
Cc: error27@gmail.com, linux-kernel@vger.kernel.org
Subject: Re: question about smatch error
From: David Miller <davem@davemloft.net>
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From: Roland Dreier <rdreier@cisco.com>
Date: Sun, 16 Jan 2011 21:02:52 -0800

> where eui is a u8*, and I don't see how smatch even thinks it knows how
> big the buffer is in the first place.

It can see that the one and only caller passes in a pointer in the
middle of an on-stack ib_gid struct, and it knows how big those
objects are.