[PATCH net-next 08/11] rocker: Flip to the new dev walk API

David Ahern
2016-10-12T20:51:56Z

Convert rocker to the new dev walk API. This is just a code conversion;
no functional change is intended.

Signed-off-by: David Ahern <dsa-qUQiAmfTcIp+XZJcv9eMoEEOCMrvLtNR@public.gmane.org>
---
drivers/net/ethernet/rocker/rocker_main.c | 31 ++++++++++++++++++++++++-------
1 file changed, 24 insertions(+), 7 deletions(-)

diff --git a/drivers/net/ethernet/rocker/rocker_main.c b/drivers/net/ethernet/rocker/rocker_main.c
index 5424fb341613..9310adc0bcbb 100644
--- a/drivers/net/ethernet/rocker/rocker_main.c
+++ b/drivers/net/ethernet/rocker/rocker_main.c
@@ -2839,20 +2839,37 @@ static bool rocker_port_dev_check_under(const struct net_device *dev,
return true;
}

+struct rocker_walk_data {
+ struct rocker *rocker;
+ struct rocker_port *port;
+};
+
+static int rocker_lower_dev_walk(struct net_device *lower_dev, void *_data)
+{
+ struct rocker_walk_data *data = (struct rocker_walk_data *)_data;
+ int ret = 0;
+
+ if (rocker_port_dev_check_under(lower_dev, data->rocker)) {
+ data->port = netdev_priv(lower_dev);
+ ret = 1;
+ }
+
+ return ret;
+}
+
struct rocker_port *rocker_port_dev_lower_find(struct net_device *dev,
struct rocker *rocker)
{
- struct net_device *lower_dev;
- struct list_head *iter;
+ struct rocker_walk_data data;

if (rocker_port_dev_check_under(dev, rocker))
return netdev_priv(dev);

- netdev_for_each_all_lower_dev(dev, lower_dev, iter) {
- if (rocker_port_dev_check_under(lower_dev, rocker))
- return netdev_priv(lower_dev);
- }
- return NULL;
+ data.rocker = rocker;
+ data.port = NULL;
+ netdev_walk_all_lower_dev(dev, rocker_lower_dev_walk, &data);
+
+ return data.port;
}

static int rocker_netdevice_event(struct notifier_block *unused,
--
2.1.4

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