netdev - [PATCH v2 net-next 09/16] net: dsa: tag_dsa: use the generic flow dissector procedure

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 for Android: free password hash cracker in your pocket

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

Message-Id: <20200926173108.1230014-10-vladimir.oltean@nxp.com>
Date:   Sat, 26 Sep 2020 20:31:01 +0300
From:   Vladimir Oltean <vladimir.oltean@....com>
To:     netdev@...r.kernel.org, davem@...emloft.net
Cc:     andrew@...n.ch, f.fainelli@...il.com, vivien.didelot@...il.com,
        kuba@...nel.org
Subject: [PATCH v2 net-next 09/16] net: dsa: tag_dsa: use the generic flow dissector procedure

Refactor the .flow_dissect procedure to call the common helper instead
of open-coding the header displacement.

Cc: Andrew Lunn <andrew@...n.ch>
Signed-off-by: Vladimir Oltean <vladimir.oltean@....com>
---
 net/dsa/tag_dsa.c | 9 +--------
 1 file changed, 1 insertion(+), 8 deletions(-)

diff --git a/net/dsa/tag_dsa.c b/net/dsa/tag_dsa.c
index ef15aee58dfc..413086dcddb4 100644
--- a/net/dsa/tag_dsa.c
+++ b/net/dsa/tag_dsa.c
@@ -142,19 +142,12 @@ static struct sk_buff *dsa_rcv(struct sk_buff *skb, struct net_device *dev,
 	return skb;
 }
 
-static void dsa_tag_flow_dissect(const struct sk_buff *skb, __be16 *proto,
-				 int *offset)
-{
-	*offset = 4;
-	*proto = ((__be16 *)skb->data)[1];
-}
-
 static const struct dsa_device_ops dsa_netdev_ops = {
 	.name	= "dsa",
 	.proto	= DSA_TAG_PROTO_DSA,
 	.xmit	= dsa_xmit,
 	.rcv	= dsa_rcv,
-	.flow_dissect   = dsa_tag_flow_dissect,
+	.flow_dissect   = dsa_tag_generic_flow_dissect,
 	.overhead = DSA_HLEN,
 };
 
-- 
2.25.1