netdev - [PATCH net-next 2/4] vrf: remove unnecessary duplicate check

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

Message-Id: <1439954830-24947-3-git-send-email-razor@blackwall.org>
Date:	Wed, 19 Aug 2015 06:27:08 +0300
From:	Nikolay Aleksandrov <razor@...ckwall.org>
To:	netdev@...r.kernel.org
Cc:	dsa@...ulusnetworks.com, shm@...ulusnetworks.com,
	davem@...emloft.net,
	Nikolay Aleksandrov <nikolay@...ulusnetworks.com>
Subject: [PATCH net-next 2/4] vrf: remove unnecessary duplicate check

From: Nikolay Aleksandrov <nikolay@...ulusnetworks.com>

The upper/lower functions already check for duplicate slaves so no need
to do it again.

Signed-off-by: Nikolay Aleksandrov <nikolay@...ulusnetworks.com>
---
 drivers/net/vrf.c | 8 --------
 1 file changed, 8 deletions(-)

diff --git a/drivers/net/vrf.c b/drivers/net/vrf.c
index 01dc91562a88..9907550ff640 100644
--- a/drivers/net/vrf.c
+++ b/drivers/net/vrf.c
@@ -352,7 +352,6 @@ static int do_vrf_add_slave(struct net_device *dev, struct net_device *port_dev)
 {
 	struct net_vrf_dev *vrf_ptr = kmalloc(sizeof(*vrf_ptr), GFP_KERNEL);
 	struct slave *slave = kzalloc(sizeof(*slave), GFP_KERNEL);
-	struct slave *duplicate_slave;
 	struct net_vrf *vrf = netdev_priv(dev);
 	struct slave_queue *queue = &vrf->queue;
 	int ret = -ENOMEM;
@@ -361,16 +360,9 @@ static int do_vrf_add_slave(struct net_device *dev, struct net_device *port_dev)
 		goto out_fail;
 
 	slave->dev = port_dev;
-
 	vrf_ptr->ifindex = dev->ifindex;
 	vrf_ptr->tb_id = vrf->tb_id;
 
-	duplicate_slave = __vrf_find_slave_dev(queue, port_dev);
-	if (duplicate_slave) {
-		ret = -EBUSY;
-		goto out_fail;
-	}
-
 	__vrf_insert_slave(queue, slave);
 
 	/* register the packet handler for slave ports */
-- 
2.4.3

--
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