[PATCH] net: dsa: loop: Free resources if initialization is deferred

[Christophe JAILLET]

Free some devm'allocated memory in case of deferred driver initialization.
This avoid to waste some memory in such a case.

Suggested-by: Joe Perches <j...@perches.com>
Signed-off-by: Christophe JAILLET <christophe.jail...@wanadoo.fr>
---
 drivers/net/dsa/dsa_loop.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/net/dsa/dsa_loop.c b/drivers/net/dsa/dsa_loop.c
index a19e1781e9bb..557afb418320 100644
--- a/drivers/net/dsa/dsa_loop.c
+++ b/drivers/net/dsa/dsa_loop.c
@@ -260,8 +260,11 @@ static int dsa_loop_drv_probe(struct mdio_device *mdiodev)
                return -ENOMEM;
 
        ps->netdev = dev_get_by_name(&init_net, pdata->netdev);
-       if (!ps->netdev)
+       if (!ps->netdev) {
+               devm_kfree(&mdiodev->dev, ps);
+               devm_kfree(&mdiodev->dev, ds);
                return -EPROBE_DEFER;
+       }
 
        pdata->cd.netdev[DSA_LOOP_CPU_PORT] = &ps->netdev->dev;
 
-- 
2.11.0