Commit 6c302e79 authored by Eric Dumazet's avatar Eric Dumazet Committed by David S. Miller
Browse files

net: forward_alloc_get depends on CONFIG_MPTCP 



(struct proto)->sk_forward_alloc is currently only used by MPTCP.

Signed-off-by: default avatarEric Dumazet <edumazet@google.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 1ace2b4d

include/net/sock.h

+7 −4
Original line number Diff line number Diff line
@@ -1206,7 +1206,9 @@ struct proto { 
	unsigned int		inuse_idx;

#endif



#if IS_ENABLED(CONFIG_MPTCP)

	int			(*forward_alloc_get)(const struct sock *sk);

#endif



	bool			(*stream_memory_free)(const struct sock *sk, int wake);

	bool			(*sock_is_readable)(struct sock *sk);
@@ -1295,10 +1297,11 @@ INDIRECT_CALLABLE_DECLARE(bool tcp_stream_memory_free(const struct sock *sk, int 


static inline int sk_forward_alloc_get(const struct sock *sk)

{

	if (!sk->sk_prot->forward_alloc_get)

		return sk->sk_forward_alloc;



#if IS_ENABLED(CONFIG_MPTCP)

	if (sk->sk_prot->forward_alloc_get)

		return sk->sk_prot->forward_alloc_get(sk);

#endif

	return sk->sk_forward_alloc;

}



static inline bool __sk_stream_memory_free(const struct sock *sk, int wake)