linux-kernel - [PATCH v2 06/20] ppp: slight optimization of addr compare

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Message-ID: <52B96FCD.50901@huawei.com>
Date:	Tue, 24 Dec 2013 19:28:13 +0800
From:	Ding Tianhong <dingtianhong@...wei.com>
To:	Michal Ostrowski <mostrows@...thlink.net>,
	Netdev <netdev@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: [PATCH v2 06/20] ppp: slight optimization of addr compare

Use possibly more efficient ether_addr_equal
to instead of memcmp.

Cc: Michal Ostrowski <mostrows@...thlink.net>
Cc: netdev@...r.kernel.org
Cc: linux-kernel@...r.kernel.org
Signed-off-by: Ding Tianhong <dingtianhong@...wei.com>
---
 drivers/net/ppp/pppoe.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/net/ppp/pppoe.c b/drivers/net/ppp/pppoe.c
index 82ee6ed..1808a10 100644
--- a/drivers/net/ppp/pppoe.c
+++ b/drivers/net/ppp/pppoe.c
@@ -131,12 +131,13 @@ static inline struct pppoe_net *pppoe_pernet(struct net *net)
 
 static inline int cmp_2_addr(struct pppoe_addr *a, struct pppoe_addr *b)
 {
-	return a->sid == b->sid && !memcmp(a->remote, b->remote, ETH_ALEN);
+	return a->sid == b->sid && ether_addr_equal(a->remote,
+							      b->remote);
 }
 
 static inline int cmp_addr(struct pppoe_addr *a, __be16 sid, char *addr)
 {
-	return a->sid == sid && !memcmp(a->remote, addr, ETH_ALEN);
+	return a->sid == sid && ether_addr_equal(a->remote, addr);
 }
 
 #if 8 % PPPOE_HASH_BITS
-- 
1.8.0



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