net: dsa: mv88e6xxx: Unlock on error in mv88e6xxx_port_bridge_join()

Call mv88e6xxx_reg_unlock(chip) before returning on this error path.

Fixes: 8f38a021dd22 ("net: dsa: mv88e6xxx: Improve isolation of standalone ports")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/dsa/mv88e6xxx/chip.c b/drivers/net/dsa/mv88e6xxx/chip.c
index 192a7688b4df1ae8f80560d8000dc981399a3409..c54649c4c3a01fc2b5cf84ac70c59cc169d20af7 100644 (file)
--- a/drivers/net/dsa/mv88e6xxx/chip.c
+++ b/drivers/net/dsa/mv88e6xxx/chip.c
@@ -2602,7 +2602,7 @@ static int mv88e6xxx_port_bridge_join(struct dsa_switch *ds, int port,
 
        err = mv88e6xxx_port_set_map_da(chip, port, true);
        if (err)
-               return err;
+               goto unlock;
 
        err = mv88e6xxx_port_commit_pvid(chip, port);
        if (err)