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tcp: declare tcp_mmap() only when CONFIG_MMU is set

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Since tcp_mmap() is defined when CONFIG_MMU is set.

Signed-off-by: Yafang Shao <laoar.shao@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Yafang Shao 2019-01-17 18:03:14 +08:00 committed by David S. Miller
parent fb70950eb4
commit 340a6f3d2d
1 changed files with 2 additions and 0 deletions
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2
include/net/tcp.h
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@ -406,8 +406,10 @@ int tcp_recvmsg(struct sock *sk, struct msghdr *msg, size_t len, int nonblock,
int flags, int *addr_len);
int tcp_set_rcvlowat(struct sock *sk, int val);
void tcp_data_ready(struct sock *sk);
#ifdef CONFIG_MMU
int tcp_mmap(struct file *file, struct socket *sock,
struct vm_area_struct *vma);
#endif
void tcp_parse_options(const struct net *net, const struct sk_buff *skb,
struct tcp_options_received *opt_rx,
int estab, struct tcp_fastopen_cookie *foc);