diff options
| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-10-09 10:02:35 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-10-09 10:02:35 +0300 |
| commit | 1236d6bb6e19fc72ffc6bbcdeb1bfefe450e54ee (patch) | |
| tree | 47da3feee8e263e8c9352c85cf518e624be3c211 /net/core/sock.c | |
| parent | 750b1a6894ecc9b178c6e3d0a1170122971b2036 (diff) | |
| parent | 8a5776a5f49812d29fe4b2d0a2d71675c3facf3f (diff) | |
| download | linux-1236d6bb6e19fc72ffc6bbcdeb1bfefe450e54ee.tar.xz | |
Merge 4.14-rc4 into staging-next
We want the staging/iio fixes in here as well to handle merge issues.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'net/core/sock.c')
| -rw-r--r-- | net/core/sock.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/net/core/sock.c b/net/core/sock.c index 9b7b6bbb2a23..23953b741a41 100644 --- a/net/core/sock.c +++ b/net/core/sock.c @@ -1654,6 +1654,8 @@ struct sock *sk_clone_lock(const struct sock *sk, const gfp_t priority) sock_copy(newsk, sk); + newsk->sk_prot_creator = sk->sk_prot; + /* SANITY */ if (likely(newsk->sk_net_refcnt)) get_net(sock_net(newsk)); @@ -1682,13 +1684,16 @@ struct sock *sk_clone_lock(const struct sock *sk, const gfp_t priority) sock_reset_flag(newsk, SOCK_DONE); - filter = rcu_dereference_protected(newsk->sk_filter, 1); + rcu_read_lock(); + filter = rcu_dereference(sk->sk_filter); if (filter != NULL) /* though it's an empty new sock, the charging may fail * if sysctl_optmem_max was changed between creation of * original socket and cloning */ is_charged = sk_filter_charge(newsk, filter); + RCU_INIT_POINTER(newsk->sk_filter, filter); + rcu_read_unlock(); if (unlikely(!is_charged || xfrm_sk_clone_policy(newsk, sk))) { /* We need to make sure that we don't uncharge the new |