diff options
| author | Máté Eckl <ecklm94@gmail.com> | 2018-06-01 14:54:07 +0200 |
|---|---|---|
| committer | Pablo Neira Ayuso <pablo@netfilter.org> | 2018-06-03 00:02:01 +0200 |
| commit | 8d6e555773690e6fdefd99723fcd0a7e432c0c90 (patch) | |
| tree | cd7d4ea4b08330fce0b77b2be2011c36938878bf /net/netfilter/nft_socket.c | |
| parent | 1ffdd8e1643f6ce28792edd3314be84167faabf1 (diff) | |
netfilter: Decrease code duplication regarding transparent socket option
There is a function in include/net/netfilter/nf_socket.h to decide if a
socket has IP(V6)_TRANSPARENT socket option set or not. However this
does the same as inet_sk_transparent() in include/net/tcp.h
include/net/tcp.h:1733
/* This helper checks if socket has IP_TRANSPARENT set */
static inline bool inet_sk_transparent(const struct sock *sk)
{
switch (sk->sk_state) {
case TCP_TIME_WAIT:
return inet_twsk(sk)->tw_transparent;
case TCP_NEW_SYN_RECV:
return inet_rsk(inet_reqsk(sk))->no_srccheck;
}
return inet_sk(sk)->transparent;
}
tproxy_sk_is_transparent has also been refactored to use this function
instead of reimplementing it.
Signed-off-by: Máté Eckl <ecklm94@gmail.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'net/netfilter/nft_socket.c')
| -rw-r--r-- | net/netfilter/nft_socket.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/net/netfilter/nft_socket.c b/net/netfilter/nft_socket.c index d86337068ecb..f28a0b944087 100644 --- a/net/netfilter/nft_socket.c +++ b/net/netfilter/nft_socket.c @@ -5,6 +5,7 @@ #include <net/netfilter/nf_tables_core.h> #include <net/netfilter/nf_socket.h> #include <net/inet_sock.h> +#include <net/tcp.h> struct nft_socket { enum nft_socket_keys key:8; @@ -48,7 +49,7 @@ static void nft_socket_eval(const struct nft_expr *expr, switch(priv->key) { case NFT_SOCKET_TRANSPARENT: - nft_reg_store8(dest, nf_sk_is_transparent(sk)); + nft_reg_store8(dest, inet_sk_transparent(sk)); break; default: WARN_ON(1); |