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| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-10-16 09:22:22 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-10-16 09:22:22 +0200 |
| commit | 58f2c391cc0560231d7636c39d31b1b26c9396b7 (patch) | |
| tree | 67956eea736a8763f67be8a52bcaf0d3fe4374f4 /net/core/sock.c | |
| parent | c2e5df616e1ae6c2a074cb241ebb65a318ebaf7c (diff) | |
| parent | 33d930e59a98fa10a0db9f56c7fa2f21a4aef9b9 (diff) | |
| download | linux-58f2c391cc0560231d7636c39d31b1b26c9396b7.tar.gz linux-58f2c391cc0560231d7636c39d31b1b26c9396b7.tar.xz | |
Merge 4.14-rc5 into char-misc-next
We need the fixes in here to resolve merge issues and for testing.
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 |