diff options
| author | YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org> | 2008-06-28 14:17:11 +0900 |
|---|---|---|
| committer | YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org> | 2008-07-03 17:51:55 +0900 |
| commit | 778d80be52699596bf70e0eb0761cf5e1e46088d (patch) | |
| tree | 607d0bd6fe7c7d6f59d88b9287fc534f6693998d /net/ipv6/ip6_input.c | |
| parent | 5ce83afaac956238c3c25f60a899c511e9d8cbf4 (diff) | |
| download | linux-778d80be52699596bf70e0eb0761cf5e1e46088d.tar.bz2 | |
ipv6: Add disable_ipv6 sysctl to disable IPv6 operaion on specific interface.
Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Diffstat (limited to 'net/ipv6/ip6_input.c')
| -rw-r--r-- | net/ipv6/ip6_input.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/net/ipv6/ip6_input.c b/net/ipv6/ip6_input.c index 34e5a96623ae..ea81c614dde2 100644 --- a/net/ipv6/ip6_input.c +++ b/net/ipv6/ip6_input.c @@ -71,7 +71,8 @@ int ipv6_rcv(struct sk_buff *skb, struct net_device *dev, struct packet_type *pt IP6_INC_STATS_BH(idev, IPSTATS_MIB_INRECEIVES); - if ((skb = skb_share_check(skb, GFP_ATOMIC)) == NULL) { + if ((skb = skb_share_check(skb, GFP_ATOMIC)) == NULL || + !idev || unlikely(idev->cnf.disable_ipv6)) { IP6_INC_STATS_BH(idev, IPSTATS_MIB_INDISCARDS); rcu_read_unlock(); goto out; |