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-rw-r--r--include/linux/netdevice.h2
-rw-r--r--net/core/netpoll.c10
2 files changed, 12 insertions, 0 deletions
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index 4fbccc5f609a..fb20cc55ba52 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -744,6 +744,8 @@ struct net_device_ops {
unsigned short vid);
#ifdef CONFIG_NET_POLL_CONTROLLER
void (*ndo_poll_controller)(struct net_device *dev);
+ int (*ndo_netpoll_setup)(struct net_device *dev,
+ struct netpoll_info *info);
void (*ndo_netpoll_cleanup)(struct net_device *dev);
#endif
int (*ndo_set_vf_mac)(struct net_device *dev,
diff --git a/net/core/netpoll.c b/net/core/netpoll.c
index d10c249bcc8f..7de6dcad5d79 100644
--- a/net/core/netpoll.c
+++ b/net/core/netpoll.c
@@ -698,6 +698,7 @@ int netpoll_setup(struct netpoll *np)
struct net_device *ndev = NULL;
struct in_device *in_dev;
struct netpoll_info *npinfo;
+ const struct net_device_ops *ops;
unsigned long flags;
int err;
@@ -797,6 +798,13 @@ int netpoll_setup(struct netpoll *np)
INIT_DELAYED_WORK(&npinfo->tx_work, queue_process);
atomic_set(&npinfo->refcnt, 1);
+
+ ops = np->dev->netdev_ops;
+ if (ops->ndo_netpoll_setup) {
+ err = ops->ndo_netpoll_setup(ndev, npinfo);
+ if (err)
+ goto free_npinfo;
+ }
} else {
npinfo = ndev->npinfo;
atomic_inc(&npinfo->refcnt);
@@ -817,6 +825,8 @@ int netpoll_setup(struct netpoll *np)
return 0;
+free_npinfo:
+ kfree(npinfo);
unlock:
rtnl_unlock();
put: