[PATCH] rapidio: fix a resource leak when rio_add_device() fails

[Haoxiang Li]

If rio_add_device() fails, call rio_free_net() to unregister
the net device registered by rio_add_net().

Fixes: e8de370188d0 ("rapidio: add mport char device driver")
Cc: stable@xxxxxxxxxxxxxxx
Signed-off-by: Haoxiang Li <lihaoxiang@xxxxxxxxxxxxxxxx>
---
 drivers/rapidio/devices/rio_mport_cdev.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/rapidio/devices/rio_mport_cdev.c b/drivers/rapidio/devices/rio_mport_cdev.c
index 995cfeca972b..4a804b4ad6f7 100644
--- a/drivers/rapidio/devices/rio_mport_cdev.c
+++ b/drivers/rapidio/devices/rio_mport_cdev.c
@@ -1789,6 +1789,7 @@ static int rio_mport_add_riodev(struct mport_cdev_priv *priv,
 	err = rio_add_device(rdev);
 	if (err) {
 		put_device(&rdev->dev);
+		rio_free_net(net);
 		return err;
 	}
 
-- 
2.25.1