net: pass info struct via netdevice notifier
So far, only net_device * could be passed along with netdevice notifier
event. This patch provides a possibility to pass custom structure
able to provide info that event listener needs to know.
Signed-off-by: Jiri Pirko <jiri@resnulli.us>
v2->v3: fix typo on simeth
shortened dev_getter
shortened notifier_info struct name
v1->v2: fix notifier_call parameter in call_netdevice_notifier()
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/netconsole.c b/drivers/net/netconsole.c
index 59ac143..1d1d0a1 100644
--- a/drivers/net/netconsole.c
+++ b/drivers/net/netconsole.c
@@ -653,12 +653,11 @@
/* Handle network interface device notifications */
static int netconsole_netdev_event(struct notifier_block *this,
- unsigned long event,
- void *ptr)
+ unsigned long event, void *ptr)
{
unsigned long flags;
struct netconsole_target *nt;
- struct net_device *dev = ptr;
+ struct net_device *dev = netdev_notifier_info_to_dev(ptr);
bool stopped = false;
if (!(event == NETDEV_CHANGENAME || event == NETDEV_UNREGISTER ||