From 2318bf505b387bf524e7757fa44e7f6bf8a27f59 Mon Sep 17 00:00:00 2001 From: WANG Cong Date: Tue, 9 May 2017 16:59:54 -0700 Subject: BACKPORT: ipv6/dccp: do not inherit ipv6_mc_list from parent Like commit 657831ffc38e ("dccp/tcp: do not inherit mc_list from parent") we should clear ipv6_mc_list etc. for IPv6 sockets too. Cc: Eric Dumazet Signed-off-by: Cong Wang Acked-by: Eric Dumazet Signed-off-by: David S. Miller (cherry picked from commit 83eaddab4378db256d00d295bda6ca997cd13a52) Signed-off-by: Connor O'Brien Change-Id: I6bcb4627885b7444949852f580a901fdae409349 --- net/dccp/ipv6.c | 7 +++++++ 1 file changed, 7 insertions(+) (limited to 'net/dccp/ipv6.c') diff --git a/net/dccp/ipv6.c b/net/dccp/ipv6.c index 93375f21a..841017da1 100644 --- a/net/dccp/ipv6.c +++ b/net/dccp/ipv6.c @@ -485,6 +485,9 @@ static struct sock *dccp_v6_request_recv_sock(struct sock *sk, newsk->sk_backlog_rcv = dccp_v4_do_rcv; newnp->pktoptions = NULL; newnp->opt = NULL; + newnp->ipv6_mc_list = NULL; + newnp->ipv6_ac_list = NULL; + newnp->ipv6_fl_list = NULL; newnp->mcast_oif = inet6_iif(skb); newnp->mcast_hops = ipv6_hdr(skb)->hop_limit; @@ -560,6 +563,10 @@ static struct sock *dccp_v6_request_recv_sock(struct sock *sk, /* Clone RX bits */ newnp->rxopt.all = np->rxopt.all; + newnp->ipv6_mc_list = NULL; + newnp->ipv6_ac_list = NULL; + newnp->ipv6_fl_list = NULL; + /* Clone pktoptions received with SYN */ newnp->pktoptions = NULL; if (ireq6->pktopts != NULL) { -- cgit v1.2.3