net: dsa: mv88e6xxx: drop double ds assignment

Every driver assigns ps->ds even though it gets assigned in the shared
mv88e6xxx_setup_common function. Kill redundancy.

Signed-off-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/dsa/mv88e6123.c b/drivers/net/dsa/mv88e6123.c
index 9701c0f..85537eb 100644
--- a/drivers/net/dsa/mv88e6123.c
+++ b/drivers/net/dsa/mv88e6123.c
@@ -79,8 +79,6 @@
 	struct mv88e6xxx_priv_state *ps = ds_to_priv(ds);
 	int ret;
 
-	ps->ds = ds;
-
 	ret = mv88e6xxx_setup_common(ds);
 	if (ret < 0)
 		return ret;
diff --git a/drivers/net/dsa/mv88e6131.c b/drivers/net/dsa/mv88e6131.c
index fa3a354..4117c9b 100644
--- a/drivers/net/dsa/mv88e6131.c
+++ b/drivers/net/dsa/mv88e6131.c
@@ -101,8 +101,6 @@
 	struct mv88e6xxx_priv_state *ps = ds_to_priv(ds);
 	int ret;
 
-	ps->ds = ds;
-
 	ret = mv88e6xxx_setup_common(ds);
 	if (ret < 0)
 		return ret;
diff --git a/drivers/net/dsa/mv88e6171.c b/drivers/net/dsa/mv88e6171.c
index 8d86c9e..ae32875 100644
--- a/drivers/net/dsa/mv88e6171.c
+++ b/drivers/net/dsa/mv88e6171.c
@@ -76,8 +76,6 @@
 	struct mv88e6xxx_priv_state *ps = ds_to_priv(ds);
 	int ret;
 
-	ps->ds = ds;
-
 	ret = mv88e6xxx_setup_common(ds);
 	if (ret < 0)
 		return ret;
diff --git a/drivers/net/dsa/mv88e6352.c b/drivers/net/dsa/mv88e6352.c
index c7fa69c..10c36ab 100644
--- a/drivers/net/dsa/mv88e6352.c
+++ b/drivers/net/dsa/mv88e6352.c
@@ -87,8 +87,6 @@
 	struct mv88e6xxx_priv_state *ps = ds_to_priv(ds);
 	int ret;
 
-	ps->ds = ds;
-
 	ret = mv88e6xxx_setup_common(ds);
 	if (ret < 0)
 		return ret;