2 files changed, 15 insertions, 19 deletions

diff --git a/net/netrom/af_netrom.c b/net/netrom/af_netrom.c
index e9c05b8f4f45..4e705f87969f 100644
--- a/net/netrom/af_netrom.c
+++ b/net/netrom/af_netrom.c
@@ -1082,7 +1082,11 @@ static int nr_sendmsg(struct kiocb *iocb, struct socket *sock,
 
         SOCK_DEBUG(sk, "NET/ROM: sendto: Addresses built.\n");
 
-        /* Build a packet */
+        /* Build a packet - the conventional user limit is 236 bytes. We can
+           do ludicrously large NetROM frames but must not overflow */
+        if (len > 65536)
+                return -EMSGSIZE;
+
         SOCK_DEBUG(sk, "NET/ROM: sendto: building packet.\n");
         size = len + NR_NETWORK_LEN + NR_TRANSPORT_LEN;
 
@@ -1432,7 +1436,7 @@ static int __init nr_proto_init(void)
                 struct net_device *dev;
 
                 sprintf(name, "nr%d", i);
-                dev = alloc_netdev(sizeof(struct nr_private), name, nr_setup);
+                dev = alloc_netdev(0, name, nr_setup);
                 if (!dev) {
                         printk(KERN_ERR "NET/ROM: nr_proto_init - unable to allocate device structure\n");
                         goto fail;
diff --git a/net/netrom/nr_dev.c b/net/netrom/nr_dev.c
index 6caf459665f2..351372463fed 100644
--- a/net/netrom/nr_dev.c
+++ b/net/netrom/nr_dev.c
@@ -42,7 +42,7 @@
 
 int nr_rx_ip(struct sk_buff *skb, struct net_device *dev)
 {
-        struct net_device_stats *stats = netdev_priv(dev);
+        struct net_device_stats *stats = &dev->stats;
 
         if (!netif_running(dev)) {
                 stats->rx_dropped++;
@@ -171,8 +171,7 @@ static int nr_close(struct net_device *dev)
 
 static int nr_xmit(struct sk_buff *skb, struct net_device *dev)
 {
-        struct nr_private *nr = netdev_priv(dev);
-        struct net_device_stats *stats = &nr->stats;
+        struct net_device_stats *stats = &dev->stats;
         unsigned int len = skb->len;
 
         if (!nr_route_frame(skb, NULL)) {
@@ -187,34 +186,27 @@ static int nr_xmit(struct sk_buff *skb, struct net_device *dev)
         return 0;
 }
 
-static struct net_device_stats *nr_get_stats(struct net_device *dev)
-{
-        struct nr_private *nr = netdev_priv(dev);
-
-        return &nr->stats;
-}
-
 static const struct header_ops nr_header_ops = {
         .create = nr_header,
         .rebuild= nr_rebuild_header,
 };
 
+static const struct net_device_ops nr_netdev_ops = {
+        .ndo_open               = nr_open,
+        .ndo_stop               = nr_close,
+        .ndo_start_xmit         = nr_xmit,
+        .ndo_set_mac_address    = nr_set_mac_address,
+};
 
 void nr_setup(struct net_device *dev)
 {
         dev->mtu                = NR_MAX_PACKET_SIZE;
-        dev->hard_start_xmit    = nr_xmit;
-        dev->open               = nr_open;
-        dev->stop               = nr_close;
-
+        dev->netdev_ops         = &nr_netdev_ops;
         dev->header_ops         = &nr_header_ops;
         dev->hard_header_len    = NR_NETWORK_LEN + NR_TRANSPORT_LEN;
         dev->addr_len           = AX25_ADDR_LEN;
         dev->type               = ARPHRD_NETROM;
-        dev->set_mac_address    = nr_set_mac_address;
 
         /* New-style flags. */
         dev->flags              = IFF_NOARP;
-
-        dev->get_stats          = nr_get_stats;
 }