diff options
Diffstat (limited to 'net/core')
| -rw-r--r-- | net/core/neighbour.c | 35 |
1 files changed, 17 insertions, 18 deletions
diff --git a/net/core/neighbour.c b/net/core/neighbour.c index 2f4e06a1345..23ae5e5426d 100644 --- a/net/core/neighbour.c +++ b/net/core/neighbour.c @@ -2409,36 +2409,35 @@ static struct file_operations neigh_stat_seq_fops = { #endif /* CONFIG_PROC_FS */ #ifdef CONFIG_ARPD -void neigh_app_ns(struct neighbour *n) +static void __neigh_notify(struct neighbour *n, int type, int flags) { struct sk_buff *skb; + int err = -ENOBUFS; skb = nlmsg_new(NLMSG_GOODSIZE, GFP_ATOMIC); if (skb == NULL) - return; + goto errout; - if (neigh_fill_info(skb, n, 0, 0, RTM_GETNEIGH, NLM_F_REQUEST) <= 0) + err = neigh_fill_info(skb, n, 0, 0, type, flags); + if (err < 0) { kfree_skb(skb); - else { - NETLINK_CB(skb).dst_group = RTNLGRP_NEIGH; - netlink_broadcast(rtnl, skb, 0, RTNLGRP_NEIGH, GFP_ATOMIC); + goto errout; } + + err = rtnl_notify(skb, 0, RTNLGRP_NEIGH, NULL, GFP_ATOMIC); +errout: + if (err < 0) + rtnl_set_sk_err(RTNLGRP_NEIGH, err); } -static void neigh_app_notify(struct neighbour *n) +void neigh_app_ns(struct neighbour *n) { - struct sk_buff *skb; - - skb = nlmsg_new(NLMSG_GOODSIZE, GFP_ATOMIC); - if (skb == NULL) - return; + __neigh_notify(n, RTM_GETNEIGH, NLM_F_REQUEST); +} - if (neigh_fill_info(skb, n, 0, 0, RTM_NEWNEIGH, 0) <= 0) - kfree_skb(skb); - else { - NETLINK_CB(skb).dst_group = RTNLGRP_NEIGH; - netlink_broadcast(rtnl, skb, 0, RTNLGRP_NEIGH, GFP_ATOMIC); - } +static void neigh_app_notify(struct neighbour *n) +{ + __neigh_notify(n, RTM_NEWNEIGH, 0); } #endif /* CONFIG_ARPD */ |