[PATCH net-next 1/9] net: dsa: Prepare to support legacy DT binding

[Florian Fainelli]

In preparation for supporting the legacy DT binding, call
dsa_get_ports() early on to allow two different parsing code paths to be
called.

Signed-off-by: Florian Fainelli <f.faine...@gmail.com>
---
 net/dsa/dsa2.c | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/net/dsa/dsa2.c b/net/dsa/dsa2.c
index 4e5051bed643..b5640d8ffbae 100644
--- a/net/dsa/dsa2.c
+++ b/net/dsa/dsa2.c
@@ -552,7 +552,7 @@ static struct device_node *dsa_get_ports(struct dsa_switch 
*ds,
        return ports;
 }
 
-static int _dsa_register_switch(struct dsa_switch *ds, struct device_node *np)
+static int __dsa_register_switch(struct dsa_switch *ds, struct device_node *np)
 {
        struct device_node *ports = dsa_get_ports(ds, np);
        struct dsa_switch_tree *dst;
@@ -622,6 +622,16 @@ out:
        return err;
 }
 
+static int _dsa_register_switch(struct dsa_switch *ds, struct device_node *np)
+{
+       struct device_node *ports = dsa_get_ports(ds, np);
+
+       if (IS_ERR(ports))
+               return PTR_ERR(ports);
+
+       return __dsa_register_switch(ds, np);
+}
+
 int dsa_register_switch(struct dsa_switch *ds, struct device_node *np)
 {
        int err;
-- 
2.7.4