diff options
| -rw-r--r-- | drivers/net/pppoe.c | 19 |
1 files changed, 9 insertions, 10 deletions
diff --git a/drivers/net/pppoe.c b/drivers/net/pppoe.c index 2559991eea6a..60c8d233209f 100644 --- a/drivers/net/pppoe.c +++ b/drivers/net/pppoe.c @@ -250,20 +250,19 @@ static inline struct pppox_sock *get_item_by_addr(struct net *net, { struct net_device *dev; struct pppoe_net *pn; - struct pppox_sock *pppox_sock; + struct pppox_sock *pppox_sock = NULL; int ifindex; - dev = dev_get_by_name(net, sp->sa_addr.pppoe.dev); - if (!dev) - return NULL; - - ifindex = dev->ifindex; - pn = net_generic(net, pppoe_net_id); - pppox_sock = get_item(pn, sp->sa_addr.pppoe.sid, + rcu_read_lock(); + dev = dev_get_by_name_rcu(net, sp->sa_addr.pppoe.dev); + if (dev) { + ifindex = dev->ifindex; + pn = net_generic(net, pppoe_net_id); + pppox_sock = get_item(pn, sp->sa_addr.pppoe.sid, sp->sa_addr.pppoe.remote, ifindex); - dev_put(dev); - + } + rcu_read_unlock(); return pppox_sock; } |