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tcp: remove redundant checks II

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For same reasons than in commit 12e25e1041 ("tcp: remove redundant
checks"), we can remove redundant checks done for timewait sockets.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Eric Dumazet 2015-06-04 08:01:12 -07:00 committed by David S. Miller
parent 908e80d654
commit 98da81a426
2 changed files with 0 additions and 8 deletions
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4
net/ipv4/tcp_ipv4.c
View File

@ -1671,10 +1671,6 @@ int tcp_v4_rcv(struct sk_buff *skb)
goto discard_it;
}
if (skb->len < (th->doff << 2)) {
inet_twsk_put(inet_twsk(sk));
goto bad_packet;
}
if (tcp_checksum_complete(skb)) {
inet_twsk_put(inet_twsk(sk));
goto csum_error;

4
net/ipv6/tcp_ipv6.c
View File

@ -1467,10 +1467,6 @@ static int tcp_v6_rcv(struct sk_buff *skb)
tcp_v6_fill_cb(skb, hdr, th);
if (skb->len < (th->doff<<2)) {
inet_twsk_put(inet_twsk(sk));
goto bad_packet;
}
if (tcp_checksum_complete(skb)) {
inet_twsk_put(inet_twsk(sk));
goto csum_error;