linux-kernel - Re: [PATCH] or51132.c: unaligned

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Date:	Wed, 21 May 2008 01:45:48 +0100
From:	Al Viro <viro@...IV.linux.org.uk>
To:	Harvey Harrison <harvey.harrison@...il.com>
Cc:	Al Viro <viro@....linux.org.uk>, mchehab@...radead.org,
	linux-kernel@...r.kernel.org, torvalds@...ux-foundation.org
Subject: Re: [PATCH] or51132.c: unaligned

On Tue, May 20, 2008 at 05:41:12PM -0700, Harvey Harrison wrote:

> > +	return buf[0] | (buf[1] << 8);
> 
> return get_unaligned_le16(buf);

And the point of that would be?

> > +	firmwareAsize = le32_to_cpu(*((__le32*)fw->data));
> 
> ???firmwareAsize = le32_to_cpup((__le32 *)fw->data);

... and the point of that would be?  FWIW, I really don't like the ...p()
forms - they are hard to distinguish from normal ones visually and any
possible performance benefit is too small for most of the uses.  IOW,
it's mostly redundant API.
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