tcp: fastopen: avoid negative sk_forward_alloc
When DATA and/or FIN are carried in a SYN/ACK message or SYN message, we append an skb in socket receive queue, but we forget to call sk_forced_mem_schedule(). Effect is that the socket has a negative sk->sk_forward_alloc as long as the message is not read by the application. Josh Hunt fixed a similar issue in commit d22e1537 ("tcp: fix tcp fin memory accounting") Fixes: 168a8f58 ("tcp: TCP Fast Open Server - main code path") Signed-off-by: Eric Dumazet <edumazet@google.com> Reviewed-by: Josh Hunt <johunt@akamai.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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