mptcp: rename add_addr_signal and mptcp_add_addr_status

Since the RM_ADDR signal had been reused with add_addr_signal, it's not
suitable to call it add_addr_signal or mptcp_add_addr_status. So this
patch renamed add_addr_signal to addr_signal, and renamed
mptcp_add_addr_status to mptcp_addr_signal_status.

Signed-off-by: Geliang Tang <geliangtang@gmail.com>
Signed-off-by: Mat Martineau <mathew.j.martineau@linux.intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/mptcp/protocol.h b/net/mptcp/protocol.h
index f002c12..9ff6fd4 100644
--- a/net/mptcp/protocol.h
+++ b/net/mptcp/protocol.h
@@ -168,7 +168,7 @@ enum mptcp_pm_status {
 	MPTCP_PM_SUBFLOW_ESTABLISHED,
 };
 
-enum mptcp_add_addr_status {
+enum mptcp_addr_signal_status {
 	MPTCP_ADD_ADDR_SIGNAL,
 	MPTCP_ADD_ADDR_ECHO,
 	MPTCP_ADD_ADDR_IPV6,
@@ -183,7 +183,7 @@ struct mptcp_pm_data {
 
 	spinlock_t	lock;		/*protects the whole PM data */
 
-	u8		add_addr_signal;
+	u8		addr_signal;
 	bool		server_side;
 	bool		work_pending;
 	bool		accept_addr;
@@ -558,27 +558,27 @@ int mptcp_pm_remove_subflow(struct mptcp_sock *msk, u8 local_id);
 
 static inline bool mptcp_pm_should_add_signal(struct mptcp_sock *msk)
 {
-	return READ_ONCE(msk->pm.add_addr_signal) & BIT(MPTCP_ADD_ADDR_SIGNAL);
+	return READ_ONCE(msk->pm.addr_signal) & BIT(MPTCP_ADD_ADDR_SIGNAL);
 }
 
 static inline bool mptcp_pm_should_add_signal_echo(struct mptcp_sock *msk)
 {
-	return READ_ONCE(msk->pm.add_addr_signal) & BIT(MPTCP_ADD_ADDR_ECHO);
+	return READ_ONCE(msk->pm.addr_signal) & BIT(MPTCP_ADD_ADDR_ECHO);
 }
 
 static inline bool mptcp_pm_should_add_signal_ipv6(struct mptcp_sock *msk)
 {
-	return READ_ONCE(msk->pm.add_addr_signal) & BIT(MPTCP_ADD_ADDR_IPV6);
+	return READ_ONCE(msk->pm.addr_signal) & BIT(MPTCP_ADD_ADDR_IPV6);
 }
 
 static inline bool mptcp_pm_should_add_signal_port(struct mptcp_sock *msk)
 {
-	return READ_ONCE(msk->pm.add_addr_signal) & BIT(MPTCP_ADD_ADDR_PORT);
+	return READ_ONCE(msk->pm.addr_signal) & BIT(MPTCP_ADD_ADDR_PORT);
 }
 
 static inline bool mptcp_pm_should_rm_signal(struct mptcp_sock *msk)
 {
-	return READ_ONCE(msk->pm.add_addr_signal) & BIT(MPTCP_RM_ADDR_SIGNAL);
+	return READ_ONCE(msk->pm.addr_signal) & BIT(MPTCP_RM_ADDR_SIGNAL);
 }
 
 static inline unsigned int mptcp_add_addr_len(int family, bool echo, bool port)