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authorAndrew McDonald2005-08-10 04:44:42 +0200
committerDavid S. Miller2005-08-30 00:37:06 +0200
commit0bd1b59b15e4057101c89d4db15a3683c0d897f7 (patch)
tree1912652fdf55f1bcc703ae9a3dcb93036dcfca67 /net/ipv6/ip6_output.c
parent[NETFILTER]: Add "nfnetlink_queue" netfilter queue handler over nfnetlink (diff)
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[IPV6]: Check interface bindings on IPv6 raw socket reception
Take account of whether a socket is bound to a particular device when selecting an IPv6 raw socket to receive a packet. Also perform this check when receiving IPv6 packets with router alert options. Signed-off-by: Andrew McDonald <andrew@mcdonald.org.uk> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv6/ip6_output.c')
-rw-r--r--net/ipv6/ip6_output.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c
index a7fcbcc83576..00f85148b85f 100644
--- a/net/ipv6/ip6_output.c
+++ b/net/ipv6/ip6_output.c
@@ -277,7 +277,9 @@ static int ip6_call_ra_chain(struct sk_buff *skb, int sel)
read_lock(&ip6_ra_lock);
for (ra = ip6_ra_chain; ra; ra = ra->next) {
struct sock *sk = ra->sk;
- if (sk && ra->sel == sel) {
+ if (sk && ra->sel == sel &&
+ (!sk->sk_bound_dev_if ||
+ sk->sk_bound_dev_if == skb->dev->ifindex)) {
if (last) {
struct sk_buff *skb2 = skb_clone(skb, GFP_ATOMIC);
if (skb2)