[PATCH net] net: dsa: mv88e6xxx: Fix switchdev error code

[Elliot Ayrey]

Calling a switchdev notifier encodes additional information into the
return code. Using this value directly makes error messages confusing.

Use notifer_to_errno() to restore the original errno value.

Fixes: 830763b96720 ("net: dsa: mv88e6xxx: mac-auth/MAB implementation")
Signed-off-by: Elliot Ayrey <elliot.ayrey@xxxxxxxxxxxxxxxxxxx>
---
 drivers/net/dsa/mv88e6xxx/switchdev.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/dsa/mv88e6xxx/switchdev.c b/drivers/net/dsa/mv88e6xxx/switchdev.c
index 4c346a884fb2..7c59eca0270d 100644
--- a/drivers/net/dsa/mv88e6xxx/switchdev.c
+++ b/drivers/net/dsa/mv88e6xxx/switchdev.c
@@ -79,5 +79,5 @@ int mv88e6xxx_handle_miss_violation(struct mv88e6xxx_chip *chip, int port,
 				       brport, &info.info, NULL);
 	rtnl_unlock();
 
-	return err;
+	return notifier_to_errno(err);
 }