diff options
Diffstat (limited to 'net/ipv4/tcp_fastopen.c')
| -rw-r--r-- | net/ipv4/tcp_fastopen.c | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/net/ipv4/tcp_fastopen.c b/net/ipv4/tcp_fastopen.c index e0a4b56644aa..91762be58acc 100644 --- a/net/ipv4/tcp_fastopen.c +++ b/net/ipv4/tcp_fastopen.c @@ -92,20 +92,18 @@ error: kfree(ctx); memcpy(ctx->key, key, len); + spin_lock(&net->ipv4.tcp_fastopen_ctx_lock); if (sk) { q = &inet_csk(sk)->icsk_accept_queue.fastopenq; - spin_lock_bh(&q->lock); octx = rcu_dereference_protected(q->ctx, - lockdep_is_held(&q->lock)); + lockdep_is_held(&net->ipv4.tcp_fastopen_ctx_lock)); rcu_assign_pointer(q->ctx, ctx); - spin_unlock_bh(&q->lock); } else { - spin_lock(&net->ipv4.tcp_fastopen_ctx_lock); octx = rcu_dereference_protected(net->ipv4.tcp_fastopen_ctx, lockdep_is_held(&net->ipv4.tcp_fastopen_ctx_lock)); rcu_assign_pointer(net->ipv4.tcp_fastopen_ctx, ctx); - spin_unlock(&net->ipv4.tcp_fastopen_ctx_lock); } + spin_unlock(&net->ipv4.tcp_fastopen_ctx_lock); if (octx) call_rcu(&octx->rcu, tcp_fastopen_ctx_free); |