xiaomi-sm8450/android_kernel_xiaomi_sm8450
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inet: drop prev pointer handling in request sock

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When request sock are put in ehash table, the whole notion
of having a previous request to update dl_next is pointless.

Also, following patch will get rid of big purge timer,
so we want to delete a request sock without holding listener lock.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Eric Dumazet
2015-03-19 19:04:19 -07:00
committed by David S. Miller
parent a998f712f7
commit 52452c5425
14 changed files with 67 additions and 74 deletions
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2
net/ipv4/tcp_input.c
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@@ -5694,7 +5694,7 @@ int tcp_rcv_state_process(struct sock *sk, struct sk_buff *skb,
WARN_ON_ONCE(sk->sk_state != TCP_SYN_RECV &&
sk->sk_state != TCP_FIN_WAIT1);
if (tcp_check_req(sk, skb, req, NULL, true) == NULL)
if (tcp_check_req(sk, skb, req, true) == NULL)
goto discard;
}