tcp: fix build error if !CONFIG_SYN_COOKIES

[pandora-kernel.git] / include / net / tcp.h

diff --git a/include/net/tcp.h b/include/net/tcp.h
index e9b48b0..acc620a 100644 (file)
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -431,17 +431,34 @@ extern int tcp_disconnect(struct sock *sk, int flags);
 extern __u32 syncookie_secret[2][16-4+SHA_DIGEST_WORDS];
 extern struct sock *cookie_v4_check(struct sock *sk, struct sk_buff *skb, 
                                    struct ip_options *opt);
+#ifdef CONFIG_SYN_COOKIES
 extern __u32 cookie_v4_init_sequence(struct sock *sk, struct sk_buff *skb, 
                                     __u16 *mss);
+#else
+static inline __u32 cookie_v4_init_sequence(struct sock *sk,
+                                           struct sk_buff *skb,
+                                           __u16 *mss)
+{
+       return 0;
+}
+#endif
 
 extern __u32 cookie_init_timestamp(struct request_sock *req);
 extern bool cookie_check_timestamp(struct tcp_options_received *opt, bool *);
 
 /* From net/ipv6/syncookies.c */
 extern struct sock *cookie_v6_check(struct sock *sk, struct sk_buff *skb);
+#ifdef CONFIG_SYN_COOKIES
 extern __u32 cookie_v6_init_sequence(struct sock *sk, struct sk_buff *skb,
                                     __u16 *mss);
-
+#else
+static inline __u32 cookie_v6_init_sequence(struct sock *sk,
+                                           struct sk_buff *skb,
+                                           __u16 *mss)
+{
+       return 0;
+}
+#endif
 /* tcp_output.c */
 
 extern void __tcp_push_pending_frames(struct sock *sk, unsigned int cur_mss,