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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>
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1 changed files with 10 additions and 2 deletions
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@ -1437,8 +1437,16 @@ int bond_create_sysfs(void)
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* configure multiple bonding devices.
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*/
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if (ret == -EEXIST) {
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netdev_class = NULL;
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return 0;
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/* Is someone being kinky and naming a device bonding_master? */
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if (__dev_get_by_name(&init_net,
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class_attr_bonding_masters.attr.name))
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printk(KERN_ERR
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"network device named %s already exists in sysfs",
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class_attr_bonding_masters.attr.name);
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else {
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netdev_class = NULL;
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return 0;
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}
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}
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return ret;
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