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| author | Wolfram Sang <wsa@the-dreams.de> | 2018-10-12 00:07:30 +0300 |
|---|---|---|
| committer | Wolfram Sang <wsa@the-dreams.de> | 2018-10-12 00:07:30 +0300 |
| commit | 90fb814b6c025da45f71db1703cffe3fe87f575c (patch) | |
| tree | 5fd739d407654df6f9d6e82900a45e027dd8b9f0 /net/ipv4/tcp_input.c | |
| parent | b30f2f65568f840e5ca522d98ba2ad73b8f59cde (diff) | |
| parent | 0238df646e6224016a45505d2c111a24669ebe21 (diff) | |
| download | linux-90fb814b6c025da45f71db1703cffe3fe87f575c.tar.xz | |
Merge tag 'v4.19-rc7' into i2c/for-4.20
This is the 4.19-rc7 release
Diffstat (limited to 'net/ipv4/tcp_input.c')
| -rw-r--r-- | net/ipv4/tcp_input.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c index 4cf2f7bb2802..47e08c1b5bc3 100644 --- a/net/ipv4/tcp_input.c +++ b/net/ipv4/tcp_input.c @@ -6009,11 +6009,13 @@ int tcp_rcv_state_process(struct sock *sk, struct sk_buff *skb) if (th->fin) goto discard; /* It is possible that we process SYN packets from backlog, - * so we need to make sure to disable BH right there. + * so we need to make sure to disable BH and RCU right there. */ + rcu_read_lock(); local_bh_disable(); acceptable = icsk->icsk_af_ops->conn_request(sk, skb) >= 0; local_bh_enable(); + rcu_read_unlock(); if (!acceptable) return 1; |