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authorStephen Hemminger <shemminger@vyatta.com>2008-05-15 09:35:04 +0400
committerDavid S. Miller <davem@davemloft.net>2008-05-15 09:35:04 +0400
commit38d2f38be9e4a2f1e3324c973a903aa972f71d0f (patch)
treef5a2b3b4cd26abefead85a723dc9e64494bf9e13 /drivers/net/bonding
parent0599ad53fee2d084f9ba26247d7452f06a40d298 (diff)
downloadlinux-38d2f38be9e4a2f1e3324c973a903aa972f71d0f.tar.xz
bonding: handle case of device named bonding_master
If device already exists named bonding_masters, then fail. This is a wierd corner case only a QA group could love. Signed-off-by: Stephen Hemminger <shemminger@vyatta.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/bonding')
-rw-r--r--drivers/net/bonding/bond_sysfs.c12
1 files changed, 10 insertions, 2 deletions
diff --git a/drivers/net/bonding/bond_sysfs.c b/drivers/net/bonding/bond_sysfs.c
index 68c41a00d93d..08f3d396bcd6 100644
--- a/drivers/net/bonding/bond_sysfs.c
+++ b/drivers/net/bonding/bond_sysfs.c
@@ -1437,8 +1437,16 @@ int bond_create_sysfs(void)
* configure multiple bonding devices.
*/
if (ret == -EEXIST) {
- netdev_class = NULL;
- return 0;
+ /* Is someone being kinky and naming a device bonding_master? */
+ if (__dev_get_by_name(&init_net,
+ class_attr_bonding_masters.attr.name))
+ printk(KERN_ERR
+ "network device named %s already exists in sysfs",
+ class_attr_bonding_masters.attr.name);
+ else {
+ netdev_class = NULL;
+ return 0;
+ }
}
return ret;