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authorLorenz Bauer <lmb@cloudflare.com>2020-03-09 14:12:35 +0300
committerDaniel Borkmann <daniel@iogearbox.net>2020-03-10 00:34:58 +0300
commit5da0040442312a2b696748f8240243ce543a4970 (patch)
treeddfbd323d0b4352ac9fb7711ff61b6f1f421468c /include/net/tcp.h
parentd19da360ee0f3e6c1375391db1a724b66fd43312 (diff)
downloadlinux-5da0040442312a2b696748f8240243ce543a4970.tar.xz
bpf: tcp: Guard declarations with CONFIG_NET_SOCK_MSG
tcp_bpf.c is only included in the build if CONFIG_NET_SOCK_MSG is selected. The declaration should therefore be guarded as such. Signed-off-by: Lorenz Bauer <lmb@cloudflare.com> Signed-off-by: Daniel Borkmann <daniel@iogearbox.net> Reviewed-by: Jakub Sitnicki <jakub@cloudflare.com> Acked-by: John Fastabend <john.fastabend@gmail.com> Link: https://lore.kernel.org/bpf/20200309111243.6982-5-lmb@cloudflare.com
Diffstat (limited to 'include/net/tcp.h')
-rw-r--r--include/net/tcp.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/include/net/tcp.h b/include/net/tcp.h
index ccf39d80b695..ad3abeaa703e 100644
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -2195,6 +2195,7 @@ void tcp_update_ulp(struct sock *sk, struct proto *p,
struct sk_msg;
struct sk_psock;
+#ifdef CONFIG_NET_SOCK_MSG
int tcp_bpf_init(struct sock *sk);
int tcp_bpf_sendmsg_redir(struct sock *sk, struct sk_msg *msg, u32 bytes,
int flags);
@@ -2202,13 +2203,12 @@ int tcp_bpf_recvmsg(struct sock *sk, struct msghdr *msg, size_t len,
int nonblock, int flags, int *addr_len);
int __tcp_bpf_recvmsg(struct sock *sk, struct sk_psock *psock,
struct msghdr *msg, int len, int flags);
-#ifdef CONFIG_NET_SOCK_MSG
void tcp_bpf_clone(const struct sock *sk, struct sock *newsk);
#else
static inline void tcp_bpf_clone(const struct sock *sk, struct sock *newsk)
{
}
-#endif
+#endif /* CONFIG_NET_SOCK_MSG */
/* Call BPF_SOCK_OPS program that returns an int. If the return value
* is < 0, then the BPF op failed (for example if the loaded BPF