netdev - [Patch net-next 1/2] netpoll: use ipv6_addr

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Message-Id: <1358931731-17438-1-git-send-email-amwang@redhat.com>
Date:	Wed, 23 Jan 2013 17:02:10 +0800
From:	Cong Wang <amwang@...hat.com>
To:	netdev@...r.kernel.org
Cc:	"David S. Miller" <davem@...emloft.net>,
	Cong Wang <amwang@...hat.com>
Subject: [Patch net-next 1/2] netpoll: use ipv6_addr_equal() to compare ipv6 addr

From: Cong Wang <amwang@...hat.com>

ipv6_addr_equal() is faster.

Cc: David S. Miller <davem@...emloft.net>
Signed-off-by: Cong Wang <amwang@...hat.com>
---
 net/core/netpoll.c |    6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/net/core/netpoll.c b/net/core/netpoll.c
index e2f79a1..a6f39b6 100644
--- a/net/core/netpoll.c
+++ b/net/core/netpoll.c
@@ -635,7 +635,7 @@ static void netpoll_neigh_reply(struct sk_buff *skb, struct netpoll_info *npinfo
 
 		spin_lock_irqsave(&npinfo->rx_lock, flags);
 		list_for_each_entry_safe(np, tmp, &npinfo->rx_np, rx) {
-			if (memcmp(daddr, &np->local_ip, sizeof(*daddr)))
+			if (!ipv6_addr_equal(daddr, &np->local_ip.in6))
 				continue;
 
 			hlen = LL_RESERVED_SPACE(np->dev);
@@ -828,9 +828,9 @@ int __netpoll_rx(struct sk_buff *skb, struct netpoll_info *npinfo)
 		if (udp6_csum_init(skb, uh, IPPROTO_UDP))
 			goto out;
 		list_for_each_entry_safe(np, tmp, &npinfo->rx_np, rx) {
-			if (memcmp(&np->local_ip.in6, &ip6h->daddr, sizeof(struct in6_addr)) != 0)
+			if (!ipv6_addr_equal(&np->local_ip.in6, &ip6h->daddr))
 				continue;
-			if (memcmp(&np->remote_ip.in6, &ip6h->saddr, sizeof(struct in6_addr)) != 0)
+			if (!ipv6_addr_equal(&np->remote_ip.in6, &ip6h->saddr))
 				continue;
 			if (np->local_port && np->local_port != ntohs(uh->dest))
 				continue;
-- 
1.7.7.6

--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html