From: Stephen Hemminger Date: Thu, 15 May 2008 05:35:04 +0000 (-0700) Subject: bonding: handle case of device named bonding_master X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=38d2f38be9e4a2f1e3324c973a903aa972f71d0f;p=GitHub%2Fmt8127%2Fandroid_kernel_alcatel_ttab.git 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 Signed-off-by: David S. Miller --- 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;