[TCP]: Move the TCPF_ enum to tcp_states.h

Upcoming patches will make, for instance, ip_sockglue.c need just this enum
and not all of tcp.h.

Signed-off-by: Arnaldo Carvalho de Melo <[e-mail]>
Signed-off-by: David S. Miller <[e-mail]>

include/linux/tcp.h

···
 	__u16	urg_ptr;
 };
 
-#define TCP_ACTION_FIN	(1 << 7)
-
-enum {
-  TCPF_ESTABLISHED = (1 << 1),
-  TCPF_SYN_SENT  = (1 << 2),
-  TCPF_SYN_RECV  = (1 << 3),
-  TCPF_FIN_WAIT1 = (1 << 4),
-  TCPF_FIN_WAIT2 = (1 << 5),
-  TCPF_TIME_WAIT = (1 << 6),
-  TCPF_CLOSE     = (1 << 7),
-  TCPF_CLOSE_WAIT = (1 << 8),
-  TCPF_LAST_ACK  = (1 << 9),
-  TCPF_LISTEN    = (1 << 10),
-  TCPF_CLOSING   = (1 << 11) 
-};
-
 /*
  *	The union cast uses a gcc extension to avoid aliasing problems
  *  (union is compatible to any of its members)

include/net/tcp_states.h

···
 
 #define TCP_STATE_MASK	0xF
 
+#define TCP_ACTION_FIN	(1 << 7)
+
+enum {
+	TCPF_ESTABLISHED = (1 << 1),
+	TCPF_SYN_SENT	 = (1 << 2),
+	TCPF_SYN_RECV	 = (1 << 3),
+	TCPF_FIN_WAIT1	 = (1 << 4),
+	TCPF_FIN_WAIT2	 = (1 << 5),
+	TCPF_TIME_WAIT	 = (1 << 6),
+	TCPF_CLOSE	 = (1 << 7),
+	TCPF_CLOSE_WAIT	 = (1 << 8),
+	TCPF_LAST_ACK	 = (1 << 9),
+	TCPF_LISTEN	 = (1 << 10),
+	TCPF_CLOSING	 = (1 << 11) 
+};
+
 #endif	/* _LINUX_TCP_STATES_H */