From: Michael Buesch <mb@bu3sch.de>
To: Michael Trimarchi <trimarchi@gandalf.sssup.it>
Cc: jgarzik@pobox.com, netdev@vger.kernel.org
Subject: Re: dm9000: add set_mac_address() v2
Date: Mon, 13 Aug 2007 00:58:59 +0200 [thread overview]
Message-ID: <200708130059.00117.mb@bu3sch.de> (raw)
In-Reply-To: <46BF8D7D.5070105@gandalf.sssup.it>
On Monday 13 August 2007 00:45:17 Michael Trimarchi wrote:
>
> >> + return -EBUSY;
> >> +
> >> + memcpy(dev->dev_addr, addr->sa_data, dev->addr_len);
> >> +
> >> + for (i = 0; i < 3; i++)
> >> + write_srom_word(db, i,
> >> + cpu_to_le16(((u16 *) (addr->sa_data))[i]));
> >>
> >
> > Nope.
> >
> > write_srom_word(db, i, le16_to_cpu(((__le16 *) (addr->sa_data))[i]));
> >
> >
> Are you sure?
Yes I am. cpu_to_le16 simply doesn't make any sense at all here,
while le16_to_cpu does make sense and is indeed correct.
Though they both generate the same asm code. Running sparse
also tells you more about this. ;)
--
Greetings Michael.
next prev parent reply other threads:[~2007-08-12 22:59 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-08-12 19:27 dm9000: add set_mac_address() Michael Trimarchi
2007-08-12 21:38 ` Michael Buesch
2007-08-12 21:20 ` dm9000: add set_mac_address() v2 michael trimarchi
2007-08-12 22:26 ` Michael Buesch
2007-08-12 22:45 ` Michael Trimarchi
2007-08-12 22:58 ` Michael Buesch [this message]
2007-08-12 21:45 ` dm9000: add set_mac_address() Michael Buesch
2007-08-12 20:54 ` michael trimarchi
2007-08-12 23:08 ` Jeff Garzik
2007-08-13 7:24 ` Michael Trimarchi
2007-08-14 10:10 ` Ben Dooks
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