[PATCH net-next 01/11] net: dsa: constify cpu_dp member of dsa_port

[Vivien Didelot]

A DSA port has a dedicated CPU port assigned to it, stored in the cpu_dp
member. It is not meant to be modified by a port, thus make it const.

Signed-off-by: Vivien Didelot <vivien.dide...@savoirfairelinux.com>
---
 include/net/dsa.h | 2 +-
 net/dsa/slave.c   | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/include/net/dsa.h b/include/net/dsa.h
index e54332968417..2a8613b5a23d 100644
--- a/include/net/dsa.h
+++ b/include/net/dsa.h
@@ -190,7 +190,7 @@ struct dsa_port {
        struct dsa_switch       *ds;
        unsigned int            index;
        const char              *name;
-       struct dsa_port         *cpu_dp;
+       const struct dsa_port   *cpu_dp;
        struct device_node      *dn;
        unsigned int            ageing_time;
        u8                      stp_state;
diff --git a/net/dsa/slave.c b/net/dsa/slave.c
index 814ced75a0cc..cc7fe47dd4bf 100644
--- a/net/dsa/slave.c
+++ b/net/dsa/slave.c
@@ -1147,7 +1147,7 @@ static void dsa_slave_notify(struct net_device *dev, 
unsigned long val)
 
 int dsa_slave_create(struct dsa_port *port)
 {
-       struct dsa_port *cpu_dp = port->cpu_dp;
+       const struct dsa_port *cpu_dp = port->cpu_dp;
        struct net_device *master = cpu_dp->master;
        struct dsa_switch *ds = port->ds;
        const char *name = port->name;
-- 
2.14.3