netdev - [PATCH net-next-2.6] bonding: remove redundant checks from bonding_store

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: <20100518154452.GE2878@psychotron.lab.eng.brq.redhat.com>
Date:	Tue, 18 May 2010 17:44:53 +0200
From:	Jiri Pirko <jpirko@...hat.com>
To:	netdev@...r.kernel.org
Cc:	davem@...emloft.net, fubar@...ibm.com,
	bonding-devel@...ts.sourceforge.net
Subject: [PATCH net-next-2.6] bonding: remove redundant checks from
 bonding_store_slaves V2

(it's actually the same as v1)

Remove checks that duplicates similar checks in bond_enslave.

Signed-off-by: Jiri Pirko <jpirko@...hat.com>
---
 drivers/net/bonding/bond_sysfs.c |   20 +-------------------
 1 files changed, 1 insertions(+), 19 deletions(-)

diff --git a/drivers/net/bonding/bond_sysfs.c b/drivers/net/bonding/bond_sysfs.c
index 29a7a8a..7911438 100644
--- a/drivers/net/bonding/bond_sysfs.c
+++ b/drivers/net/bonding/bond_sysfs.c
@@ -243,7 +243,7 @@ static ssize_t bonding_store_slaves(struct device *d,
 
 	if (command[0] == '+') {
 
-		/* Got a slave name in ifname.  Is it already in the list? */
+		/* Got a slave name in ifname. */
 
 		dev = __dev_get_by_name(dev_net(bond->dev), ifname);
 		if (!dev) {
@@ -253,24 +253,6 @@ static ssize_t bonding_store_slaves(struct device *d,
 			goto out;
 		}
 
-		if (dev->flags & IFF_UP) {
-			pr_err("%s: Error: Unable to enslave %s because it is already up.\n",
-			       bond->dev->name, dev->name);
-			ret = -EPERM;
-			goto out;
-		}
-
-		read_lock(&bond->lock);
-		bond_for_each_slave(bond, slave, i)
-			if (slave->dev == dev) {
-				pr_err("%s: Interface %s is already enslaved!\n",
-				       bond->dev->name, ifname);
-				ret = -EPERM;
-				read_unlock(&bond->lock);
-				goto out;
-			}
-		read_unlock(&bond->lock);
-
 		pr_info("%s: Adding slave %s.\n", bond->dev->name, ifname);
 
 		/* If this is the first slave, then we need to set
-- 
1.6.6.1

--
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