diff options
author | Eric Dumazet <edumazet@google.com> | 2017-05-17 07:16:40 -0700 |
---|---|---|
committer | Ben Hutchings <ben@decadent.org.uk> | 2017-06-05 21:17:24 +0100 |
commit | 60e7579f4b71e2e8b252d2f1b3ef5ffb3b971a4e (patch) | |
tree | 68aef37ba0e274ad8625c6b8e03eb33bf63db0be | |
parent | 7ccac51c850f0c5dfebf6a3b3fec5760c6887ef0 (diff) |
sctp: do not inherit ipv6_{mc|ac|fl}_list from parent
commit fdcee2cbb8438702ea1b328fb6e0ac5e9a40c7f8 upstream.
SCTP needs fixes similar to 83eaddab4378 ("ipv6/dccp: do not inherit
ipv6_mc_list from parent"), otherwise bad things can happen.
Signed-off-by: Eric Dumazet <edumazet@google.com>
Reported-by: Andrey Konovalov <andreyknvl@google.com>
Tested-by: Andrey Konovalov <andreyknvl@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
-rw-r--r-- | net/sctp/ipv6.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/net/sctp/ipv6.c b/net/sctp/ipv6.c index 68265b255638..8ad13ba731b9 100644 --- a/net/sctp/ipv6.c +++ b/net/sctp/ipv6.c @@ -659,6 +659,9 @@ static struct sock *sctp_v6_create_accept_sk(struct sock *sk, newnp = inet6_sk(newsk); memcpy(newnp, np, sizeof(struct ipv6_pinfo)); + newnp->ipv6_mc_list = NULL; + newnp->ipv6_ac_list = NULL; + newnp->ipv6_fl_list = NULL; rcu_read_lock(); opt = rcu_dereference(np->opt); |