diff options
Diffstat (limited to 'drivers/net/bonding/bond_3ad.c')
| -rw-r--r-- | drivers/net/bonding/bond_3ad.c | 21 |
1 files changed, 17 insertions, 4 deletions
diff --git a/drivers/net/bonding/bond_3ad.c b/drivers/net/bonding/bond_3ad.c index fc58d118d84..390061d0969 100644 --- a/drivers/net/bonding/bond_3ad.c +++ b/drivers/net/bonding/bond_3ad.c @@ -2360,14 +2360,15 @@ int bond_3ad_set_carrier(struct bonding *bond) } /** - * bond_3ad_get_active_agg_info - get information of the active aggregator + * __bond_3ad_get_active_agg_info - get information of the active aggregator * @bond: bonding struct to work on * @ad_info: ad_info struct to fill with the bond's info * * Returns: 0 on success * < 0 on error */ -int bond_3ad_get_active_agg_info(struct bonding *bond, struct ad_info *ad_info) +int __bond_3ad_get_active_agg_info(struct bonding *bond, + struct ad_info *ad_info) { struct aggregator *aggregator = NULL; struct port *port; @@ -2391,6 +2392,18 @@ int bond_3ad_get_active_agg_info(struct bonding *bond, struct ad_info *ad_info) return -1; } +/* Wrapper used to hold bond->lock so no slave manipulation can occur */ +int bond_3ad_get_active_agg_info(struct bonding *bond, struct ad_info *ad_info) +{ + int ret; + + read_lock(&bond->lock); + ret = __bond_3ad_get_active_agg_info(bond, ad_info); + read_unlock(&bond->lock); + + return ret; +} + int bond_3ad_xmit_xor(struct sk_buff *skb, struct net_device *dev) { struct slave *slave, *start_at; @@ -2402,8 +2415,8 @@ int bond_3ad_xmit_xor(struct sk_buff *skb, struct net_device *dev) struct ad_info ad_info; int res = 1; - if (bond_3ad_get_active_agg_info(bond, &ad_info)) { - pr_debug("%s: Error: bond_3ad_get_active_agg_info failed\n", + if (__bond_3ad_get_active_agg_info(bond, &ad_info)) { + pr_debug("%s: Error: __bond_3ad_get_active_agg_info failed\n", dev->name); goto out; } |