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From: Joe Perches <joe@perches.com>
To: "Ding Tianhong" <dingtianhong@huawei.com>,
	"Sjur Brændeland" <sjur.brandeland@stericsson.com>
Cc: Dmitry Tarnyagin <dmitry.tarnyagin@lockless.no>,
	"David S. Miller" <davem@davemloft.net>,
	Netdev <netdev@vger.kernel.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH net-next v2 20/20] net: caif: slight optimization of addr compare
Date: Fri, 27 Dec 2013 22:59:13 -0800	[thread overview]
Message-ID: <1388213953.24123.2.camel@joe-AO722> (raw)
In-Reply-To: <52BE6D50.9000308@huawei.com>

On Sat, 2013-12-28 at 14:18 +0800, Ding Tianhong wrote:
> Use possibly more efficient ether_addr_equal
> to instead of memcmp.

This may be a distinction without difference, but
is a CAIF seghead also an ethernet address?

> diff --git a/net/caif/cfrfml.c b/net/caif/cfrfml.c
[]
> @@ -79,7 +79,7 @@ static struct cfpkt *rfm_append(struct cfrfml *rfml, char *seghead,
[]
>  	/* Verify correct header */
> -	if (memcmp(seghead, rfml->seghead, 6) != 0)
> +	if (!ether_addr_equal(seghead, rfml->seghead))

  reply	other threads:[~2013-12-28  6:59 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-12-28  6:18 [PATCH net-next v2 20/20] net: caif: slight optimization of addr compare Ding Tianhong
2013-12-28  6:59 ` Joe Perches [this message]
2013-12-28 15:02   ` Ding Tianhong
2013-12-28 17:04     ` Joe Perches
2013-12-30  2:14       ` Ding Tianhong

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