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| author |   Eric Dumazet <edumazet@google.com> | 2021-11-15 11:02:38 -0800 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2021-11-16 13:10:34 +0000 |
| commit | 6c302e799a0d4be1362f505453b714fe05d91f2a (patch) | |
| tree | 03a82488a6c332025094440f27957d56916f3801 /include/net/sock.h | |
| parent | net: shrink struct sock by 8 bytes (diff) | |
| download | linux-dev-6c302e799a0d4be1362f505453b714fe05d91f2a.tar.xz linux-dev-6c302e799a0d4be1362f505453b714fe05d91f2a.zip | |
net: forward_alloc_get depends on CONFIG_MPTCP
(struct proto)->sk_forward_alloc is currently only used by MPTCP.
Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net/sock.h')
| -rw-r--r-- | include/net/sock.h | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/include/net/sock.h b/include/net/sock.h index 2333ab081789..cb97c448472a 100644 --- a/include/net/sock.h +++ b/include/net/sock.h @@ -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; - - return sk->sk_prot->forward_alloc_get(sk); +#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) |