diff options
Diffstat (limited to 'drivers/net/wan/hdlc_fr.c')
| -rw-r--r-- | drivers/net/wan/hdlc_fr.c | 54 |
1 files changed, 18 insertions, 36 deletions
diff --git a/drivers/net/wan/hdlc_fr.c b/drivers/net/wan/hdlc_fr.c index 6d35155c7145..62e93dac6b13 100644 --- a/drivers/net/wan/hdlc_fr.c +++ b/drivers/net/wan/hdlc_fr.c @@ -135,11 +135,6 @@ typedef struct pvc_device_struct { }state; }pvc_device; -struct pvc_desc { - struct net_device_stats stats; - pvc_device *pvc; -}; - struct frad_state { fr_proto settings; pvc_device *first_pvc; @@ -179,15 +174,6 @@ static inline struct frad_state* state(hdlc_device *hdlc) return(struct frad_state *)(hdlc->state); } -static inline struct pvc_desc* pvcdev_to_desc(struct net_device *dev) -{ - return dev->priv; -} - -static inline struct net_device_stats* pvc_get_stats(struct net_device *dev) -{ - return &pvcdev_to_desc(dev)->stats; -} static inline pvc_device* find_pvc(hdlc_device *hdlc, u16 dlci) { @@ -357,7 +343,7 @@ static int fr_hard_header(struct sk_buff **skb_p, u16 dlci) static int pvc_open(struct net_device *dev) { - pvc_device *pvc = pvcdev_to_desc(dev)->pvc; + pvc_device *pvc = dev->priv; if ((pvc->frad->flags & IFF_UP) == 0) return -EIO; /* Frad must be UP in order to activate PVC */ @@ -377,7 +363,7 @@ static int pvc_open(struct net_device *dev) static int pvc_close(struct net_device *dev) { - pvc_device *pvc = pvcdev_to_desc(dev)->pvc; + pvc_device *pvc = dev->priv; if (--pvc->open_count == 0) { hdlc_device *hdlc = dev_to_hdlc(pvc->frad); @@ -396,7 +382,7 @@ static int pvc_close(struct net_device *dev) static int pvc_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) { - pvc_device *pvc = pvcdev_to_desc(dev)->pvc; + pvc_device *pvc = dev->priv; fr_proto_pvc_info info; if (ifr->ifr_settings.type == IF_GET_PROTO) { @@ -424,8 +410,7 @@ static int pvc_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) static int pvc_xmit(struct sk_buff *skb, struct net_device *dev) { - pvc_device *pvc = pvcdev_to_desc(dev)->pvc; - struct net_device_stats *stats = pvc_get_stats(dev); + pvc_device *pvc = dev->priv; if (pvc->state.active) { if (dev->type == ARPHRD_ETHER) { @@ -435,7 +420,7 @@ static int pvc_xmit(struct sk_buff *skb, struct net_device *dev) if (skb_tailroom(skb) < pad) if (pskb_expand_head(skb, 0, pad, GFP_ATOMIC)) { - stats->tx_dropped++; + dev->stats.tx_dropped++; dev_kfree_skb(skb); return 0; } @@ -445,17 +430,17 @@ static int pvc_xmit(struct sk_buff *skb, struct net_device *dev) skb->protocol = __constant_htons(ETH_P_802_3); } if (!fr_hard_header(&skb, pvc->dlci)) { - stats->tx_bytes += skb->len; - stats->tx_packets++; + dev->stats.tx_bytes += skb->len; + dev->stats.tx_packets++; if (pvc->state.fecn) /* TX Congestion counter */ - stats->tx_compressed++; + dev->stats.tx_compressed++; skb->dev = pvc->frad; dev_queue_xmit(skb); return 0; } } - stats->tx_dropped++; + dev->stats.tx_dropped++; dev_kfree_skb(skb); return 0; } @@ -955,7 +940,7 @@ static int fr_rx(struct sk_buff *skb) if ((skb = skb_share_check(skb, GFP_ATOMIC)) == NULL) { - dev_to_hdlc(frad)->stats.rx_dropped++; + frad->stats.rx_dropped++; return NET_RX_DROP; } @@ -1003,11 +988,10 @@ static int fr_rx(struct sk_buff *skb) } if (dev) { - struct net_device_stats *stats = pvc_get_stats(dev); - stats->rx_packets++; /* PVC traffic */ - stats->rx_bytes += skb->len; + dev->stats.rx_packets++; /* PVC traffic */ + dev->stats.rx_bytes += skb->len; if (pvc->state.becn) - stats->rx_compressed++; + dev->stats.rx_compressed++; skb->dev = dev; netif_rx(skb); return NET_RX_SUCCESS; @@ -1017,7 +1001,7 @@ static int fr_rx(struct sk_buff *skb) } rx_error: - dev_to_hdlc(frad)->stats.rx_errors++; /* Mark error */ + frad->stats.rx_errors++; /* Mark error */ dev_kfree_skb_any(skb); return NET_RX_DROP; } @@ -1088,7 +1072,7 @@ static void pvc_setup(struct net_device *dev) static int fr_add_pvc(struct net_device *frad, unsigned int dlci, int type) { hdlc_device *hdlc = dev_to_hdlc(frad); - pvc_device *pvc = NULL; + pvc_device *pvc; struct net_device *dev; int result, used; @@ -1104,10 +1088,9 @@ static int fr_add_pvc(struct net_device *frad, unsigned int dlci, int type) used = pvc_is_used(pvc); if (type == ARPHRD_ETHER) - dev = alloc_netdev(sizeof(struct pvc_desc), "pvceth%d", - ether_setup); + dev = alloc_netdev(0, "pvceth%d", ether_setup); else - dev = alloc_netdev(sizeof(struct pvc_desc), "pvc%d", pvc_setup); + dev = alloc_netdev(0, "pvc%d", pvc_setup); if (!dev) { printk(KERN_WARNING "%s: Memory squeeze on fr_pvc()\n", @@ -1123,14 +1106,13 @@ static int fr_add_pvc(struct net_device *frad, unsigned int dlci, int type) dlci_to_q922(dev->broadcast, dlci); } dev->hard_start_xmit = pvc_xmit; - dev->get_stats = pvc_get_stats; dev->open = pvc_open; dev->stop = pvc_close; dev->do_ioctl = pvc_ioctl; dev->change_mtu = pvc_change_mtu; dev->mtu = HDLC_MAX_MTU; dev->tx_queue_len = 0; - pvcdev_to_desc(dev)->pvc = pvc; + dev->priv = pvc; result = dev_alloc_name(dev, dev->name); if (result < 0) { |