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Commit fb64c735 authored by Chas Williams's avatar Chas Williams Committed by David S. Miller
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[ATM]: [br2864] whitespace cleanup 

Signed-off-by: default avatarChas Williams <chas@cmf.nrl.navy.mil>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 097b19a9
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Showing with 135 additions and 130 deletions
include/linux/atmbr2684.h
View file @ fb64c735
...@@ -45,7 +45,6 @@ ...@@ -45,7 +45,6 @@
#define BR2684_PAYLOAD_ROUTED (0) #define BR2684_PAYLOAD_ROUTED (0)
#define BR2684_PAYLOAD_BRIDGED (1) #define BR2684_PAYLOAD_BRIDGED (1)
/* /*
* This is for the ATM_NEWBACKENDIF call - these are like socket families: * This is for the ATM_NEWBACKENDIF call - these are like socket families:
* the first element of the structure is the backend number and the rest * the first element of the structure is the backend number and the rest
......
net/atm/br2684.c
View file @ fb64c735
/* /*
Ethernet netdevice using ATM AAL5 as underlying carrier * Ethernet netdevice using ATM AAL5 as underlying carrier
(RFC1483 obsoleted by RFC2684) for Linux * (RFC1483 obsoleted by RFC2684) for Linux
Authors: Marcell GAL, 2000, XDSL Ltd, Hungary *
Eric Kinzie, 2006-2007, US Naval Research Laboratory * Authors: Marcell GAL, 2000, XDSL Ltd, Hungary
*/ * Eric Kinzie, 2006-2007, US Naval Research Laboratory
*/
#include <linux/module.h> #include <linux/module.h>
#include <linux/init.h> #include <linux/init.h>
...@@ -51,16 +52,12 @@ static void skb_debug(const struct sk_buff *skb) ...@@ -51,16 +52,12 @@ static void skb_debug(const struct sk_buff *skb)
#define ETHERTYPE_IPV6 0x86, 0xdd #define ETHERTYPE_IPV6 0x86, 0xdd
#define PAD_BRIDGED 0x00, 0x00 #define PAD_BRIDGED 0x00, 0x00
static unsigned char ethertype_ipv4[] = static unsigned char ethertype_ipv4[] = { ETHERTYPE_IPV4 };
{ ETHERTYPE_IPV4 }; static unsigned char ethertype_ipv6[] = { ETHERTYPE_IPV6 };
static unsigned char ethertype_ipv6[] =
{ ETHERTYPE_IPV6 };
static unsigned char llc_oui_pid_pad[] = static unsigned char llc_oui_pid_pad[] =
{ LLC, SNAP_BRIDGED, PID_ETHERNET, PAD_BRIDGED }; { LLC, SNAP_BRIDGED, PID_ETHERNET, PAD_BRIDGED };
static unsigned char llc_oui_ipv4[] = static unsigned char llc_oui_ipv4[] = { LLC, SNAP_ROUTED, ETHERTYPE_IPV4 };
{ LLC, SNAP_ROUTED, ETHERTYPE_IPV4 }; static unsigned char llc_oui_ipv6[] = { LLC, SNAP_ROUTED, ETHERTYPE_IPV6 };
static unsigned char llc_oui_ipv6[] =
{ LLC, SNAP_ROUTED, ETHERTYPE_IPV6 };
enum br2684_encaps { enum br2684_encaps {
e_vc = BR2684_ENCAPS_VC, e_vc = BR2684_ENCAPS_VC,
...@@ -70,9 +67,9 @@ enum br2684_encaps { ...@@ -70,9 +67,9 @@ enum br2684_encaps {
struct br2684_vcc { struct br2684_vcc {
struct atm_vcc *atmvcc; struct atm_vcc *atmvcc;
struct net_device *device; struct net_device *device;
/* keep old push,pop functions for chaining */ /* keep old push, pop functions for chaining */
void (*old_push)(struct atm_vcc *vcc,struct sk_buff *skb); void (*old_push) (struct atm_vcc * vcc, struct sk_buff * skb);
/* void (*old_pop)(struct atm_vcc *vcc,struct sk_buff *skb); */ /* void (*old_pop)(struct atm_vcc *vcc, struct sk_buff *skb); */
enum br2684_encaps encaps; enum br2684_encaps encaps;
struct list_head brvccs; struct list_head brvccs;
#ifdef CONFIG_ATM_BR2684_IPFILTER #ifdef CONFIG_ATM_BR2684_IPFILTER
...@@ -104,7 +101,7 @@ static LIST_HEAD(br2684_devs); ...@@ -104,7 +101,7 @@ static LIST_HEAD(br2684_devs);
static inline struct br2684_dev *BRPRIV(const struct net_device *net_dev) static inline struct br2684_dev *BRPRIV(const struct net_device *net_dev)
{ {
return (struct br2684_dev *) net_dev->priv; return (struct br2684_dev *)net_dev->priv;
} }
static inline struct net_device *list_entry_brdev(const struct list_head *le) static inline struct net_device *list_entry_brdev(const struct list_head *le)
...@@ -114,7 +111,7 @@ static inline struct net_device *list_entry_brdev(const struct list_head *le) ...@@ -114,7 +111,7 @@ static inline struct net_device *list_entry_brdev(const struct list_head *le)
static inline struct br2684_vcc *BR2684_VCC(const struct atm_vcc *atmvcc) static inline struct br2684_vcc *BR2684_VCC(const struct atm_vcc *atmvcc)
{ {
return (struct br2684_vcc *) (atmvcc->user_back); return (struct br2684_vcc *)(atmvcc->user_back);
} }
static inline struct br2684_vcc *list_entry_brvcc(const struct list_head *le) static inline struct br2684_vcc *list_entry_brvcc(const struct list_head *le)
...@@ -171,17 +168,20 @@ static int br2684_xmit_vcc(struct sk_buff *skb, struct br2684_dev *brdev, ...@@ -171,17 +168,20 @@ static int br2684_xmit_vcc(struct sk_buff *skb, struct br2684_dev *brdev,
if (brvcc->encaps == e_llc) { if (brvcc->encaps == e_llc) {
if (brdev->payload == p_bridged) { if (brdev->payload == p_bridged) {
skb_push(skb, sizeof(llc_oui_pid_pad)); skb_push(skb, sizeof(llc_oui_pid_pad));
skb_copy_to_linear_data(skb, llc_oui_pid_pad, sizeof(llc_oui_pid_pad)); skb_copy_to_linear_data(skb, llc_oui_pid_pad,
sizeof(llc_oui_pid_pad));
} else if (brdev->payload == p_routed) { } else if (brdev->payload == p_routed) {
unsigned short prot = ntohs(skb->protocol); unsigned short prot = ntohs(skb->protocol);
skb_push(skb, sizeof(llc_oui_ipv4)); skb_push(skb, sizeof(llc_oui_ipv4));
switch (prot) { switch (prot) {
case ETH_P_IP: case ETH_P_IP:
skb_copy_to_linear_data(skb, llc_oui_ipv4, sizeof(llc_oui_ipv4)); skb_copy_to_linear_data(skb, llc_oui_ipv4,
sizeof(llc_oui_ipv4));
break; break;
case ETH_P_IPV6: case ETH_P_IPV6:
skb_copy_to_linear_data(skb, llc_oui_ipv6, sizeof(llc_oui_ipv6)); skb_copy_to_linear_data(skb, llc_oui_ipv6,
sizeof(llc_oui_ipv6));
break; break;
default: default:
dev_kfree_skb(skb); dev_kfree_skb(skb);
...@@ -198,9 +198,10 @@ static int br2684_xmit_vcc(struct sk_buff *skb, struct br2684_dev *brdev, ...@@ -198,9 +198,10 @@ static int br2684_xmit_vcc(struct sk_buff *skb, struct br2684_dev *brdev,
ATM_SKB(skb)->vcc = atmvcc = brvcc->atmvcc; ATM_SKB(skb)->vcc = atmvcc = brvcc->atmvcc;
pr_debug("atm_skb(%p)->vcc(%p)->dev(%p)\n", skb, atmvcc, atmvcc->dev); pr_debug("atm_skb(%p)->vcc(%p)->dev(%p)\n", skb, atmvcc, atmvcc->dev);
if (!atm_may_send(atmvcc, skb->truesize)) { if (!atm_may_send(atmvcc, skb->truesize)) {
/* we free this here for now, because we cannot know in a higher /*
layer whether the skb point it supplied wasn't freed yet. * We free this here for now, because we cannot know in a higher
now, it always is. * layer whether the skb pointer it supplied wasn't freed yet.
* Now, it always is.
*/ */
dev_kfree_skb(skb); dev_kfree_skb(skb);
return 0; return 0;
...@@ -216,8 +217,7 @@ static int br2684_xmit_vcc(struct sk_buff *skb, struct br2684_dev *brdev, ...@@ -216,8 +217,7 @@ static int br2684_xmit_vcc(struct sk_buff *skb, struct br2684_dev *brdev,
static inline struct br2684_vcc *pick_outgoing_vcc(struct sk_buff *skb, static inline struct br2684_vcc *pick_outgoing_vcc(struct sk_buff *skb,
struct br2684_dev *brdev) struct br2684_dev *brdev)
{ {
return list_empty(&brdev->brvccs) ? NULL : return list_empty(&brdev->brvccs) ? NULL : list_entry_brvcc(brdev->brvccs.next); /* 1 vcc/dev right now */
list_entry_brvcc(brdev->brvccs.next); /* 1 vcc/dev right now */
} }
static int br2684_start_xmit(struct sk_buff *skb, struct net_device *dev) static int br2684_start_xmit(struct sk_buff *skb, struct net_device *dev)
...@@ -241,10 +241,9 @@ static int br2684_start_xmit(struct sk_buff *skb, struct net_device *dev) ...@@ -241,10 +241,9 @@ static int br2684_start_xmit(struct sk_buff *skb, struct net_device *dev)
/* /*
* We should probably use netif_*_queue() here, but that * We should probably use netif_*_queue() here, but that
* involves added complication. We need to walk before * involves added complication. We need to walk before
* we can run * we can run.
*/ *
/* don't free here! this pointer might be no longer valid! * Don't free here! this pointer might be no longer valid!
dev_kfree_skb(skb);
*/ */
brdev->stats.tx_errors++; brdev->stats.tx_errors++;
brdev->stats.tx_fifo_errors++; brdev->stats.tx_fifo_errors++;
...@@ -259,12 +258,11 @@ static struct net_device_stats *br2684_get_stats(struct net_device *dev) ...@@ -259,12 +258,11 @@ static struct net_device_stats *br2684_get_stats(struct net_device *dev)
return &BRPRIV(dev)->stats; return &BRPRIV(dev)->stats;
} }
/* /*
* We remember when the MAC gets set, so we don't override it later with * We remember when the MAC gets set, so we don't override it later with
* the ESI of the ATM card of the first VC * the ESI of the ATM card of the first VC
*/ */
static int (*my_eth_mac_addr)(struct net_device *, void *); static int (*my_eth_mac_addr) (struct net_device *, void *);
static int br2684_mac_addr(struct net_device *dev, void *p) static int br2684_mac_addr(struct net_device *dev, void *p)
{ {
int err = my_eth_mac_addr(dev, p); int err = my_eth_mac_addr(dev, p);
...@@ -275,7 +273,7 @@ static int br2684_mac_addr(struct net_device *dev, void *p) ...@@ -275,7 +273,7 @@ static int br2684_mac_addr(struct net_device *dev, void *p)
#ifdef CONFIG_ATM_BR2684_IPFILTER #ifdef CONFIG_ATM_BR2684_IPFILTER
/* this IOCTL is experimental. */ /* this IOCTL is experimental. */
static int br2684_setfilt(struct atm_vcc *atmvcc, void __user *arg) static int br2684_setfilt(struct atm_vcc *atmvcc, void __user * arg)
{ {
struct br2684_vcc *brvcc; struct br2684_vcc *brvcc;
struct br2684_filter_set fs; struct br2684_filter_set fs;
...@@ -285,13 +283,12 @@ static int br2684_setfilt(struct atm_vcc *atmvcc, void __user *arg) ...@@ -285,13 +283,12 @@ static int br2684_setfilt(struct atm_vcc *atmvcc, void __user *arg)
if (fs.ifspec.method != BR2684_FIND_BYNOTHING) { if (fs.ifspec.method != BR2684_FIND_BYNOTHING) {
/* /*
* This is really a per-vcc thing, but we can also search * This is really a per-vcc thing, but we can also search
* by device * by device.
*/ */
struct br2684_dev *brdev; struct br2684_dev *brdev;
read_lock(&devs_lock); read_lock(&devs_lock);
brdev = BRPRIV(br2684_find_dev(&fs.ifspec)); brdev = BRPRIV(br2684_find_dev(&fs.ifspec));
if (brdev == NULL || list_empty(&brdev->brvccs) || if (brdev == NULL || list_empty(&brdev->brvccs) || brdev->brvccs.next != brdev->brvccs.prev) /* >1 VCC */
brdev->brvccs.next != brdev->brvccs.prev) /* >1 VCC */
brvcc = NULL; brvcc = NULL;
else else
brvcc = list_entry_brvcc(brdev->brvccs.next); brvcc = list_entry_brvcc(brdev->brvccs.next);
...@@ -311,12 +308,13 @@ packet_fails_filter(__be16 type, struct br2684_vcc *brvcc, struct sk_buff *skb) ...@@ -311,12 +308,13 @@ packet_fails_filter(__be16 type, struct br2684_vcc *brvcc, struct sk_buff *skb)
if (brvcc->filter.netmask == 0) if (brvcc->filter.netmask == 0)
return 0; /* no filter in place */ return 0; /* no filter in place */
if (type == htons(ETH_P_IP) && if (type == htons(ETH_P_IP) &&
(((struct iphdr *) (skb->data))->daddr & brvcc->filter. (((struct iphdr *)(skb->data))->daddr & brvcc->filter.
netmask) == brvcc->filter.prefix) netmask) == brvcc->filter.prefix)
return 0; return 0;
if (type == htons(ETH_P_ARP)) if (type == htons(ETH_P_ARP))
return 0; return 0;
/* TODO: we should probably filter ARPs too.. don't want to have /*
* TODO: we should probably filter ARPs too.. don't want to have
* them returning values that don't make sense, or is that ok? * them returning values that don't make sense, or is that ok?
*/ */
return 1; /* drop */ return 1; /* drop */
...@@ -367,10 +365,17 @@ static void br2684_push(struct atm_vcc *atmvcc, struct sk_buff *skb) ...@@ -367,10 +365,17 @@ static void br2684_push(struct atm_vcc *atmvcc, struct sk_buff *skb)
/* accept packets that have "ipv[46]" in the snap header */ /* accept packets that have "ipv[46]" in the snap header */
if ((skb->len >= (sizeof(llc_oui_ipv4))) if ((skb->len >= (sizeof(llc_oui_ipv4)))
&& (memcmp(skb->data, llc_oui_ipv4, sizeof(llc_oui_ipv4) - BR2684_ETHERTYPE_LEN) == 0)) { &&
if (memcmp(skb->data + 6, ethertype_ipv6, sizeof(ethertype_ipv6)) == 0) (memcmp
(skb->data, llc_oui_ipv4,
sizeof(llc_oui_ipv4) - BR2684_ETHERTYPE_LEN) == 0)) {
if (memcmp
(skb->data + 6, ethertype_ipv6,
sizeof(ethertype_ipv6)) == 0)
skb->protocol = __constant_htons(ETH_P_IPV6); skb->protocol = __constant_htons(ETH_P_IPV6);
else if (memcmp(skb->data + 6, ethertype_ipv4, sizeof(ethertype_ipv4)) == 0) else if (memcmp
(skb->data + 6, ethertype_ipv4,
sizeof(ethertype_ipv4)) == 0)
skb->protocol = __constant_htons(ETH_P_IP); skb->protocol = __constant_htons(ETH_P_IP);
else { else {
brdev->stats.rx_errors++; brdev->stats.rx_errors++;
...@@ -380,10 +385,11 @@ static void br2684_push(struct atm_vcc *atmvcc, struct sk_buff *skb) ...@@ -380,10 +385,11 @@ static void br2684_push(struct atm_vcc *atmvcc, struct sk_buff *skb)
skb_pull(skb, sizeof(llc_oui_ipv4)); skb_pull(skb, sizeof(llc_oui_ipv4));
skb_reset_network_header(skb); skb_reset_network_header(skb);
skb->pkt_type = PACKET_HOST; skb->pkt_type = PACKET_HOST;
/*
/* let us waste some time for checking the encapsulation. * Let us waste some time for checking the encapsulation.
Note, that only 7 char is checked so frames with a valid FCS * Note, that only 7 char is checked so frames with a valid FCS
are also accepted (but FCS is not checked of course) */ * are also accepted (but FCS is not checked of course).
*/
} else if ((skb->len >= sizeof(llc_oui_pid_pad)) && } else if ((skb->len >= sizeof(llc_oui_pid_pad)) &&
(memcmp(skb->data, llc_oui_pid_pad, 7) == 0)) { (memcmp(skb->data, llc_oui_pid_pad, 7) == 0)) {
skb_pull(skb, sizeof(llc_oui_pid_pad)); skb_pull(skb, sizeof(llc_oui_pid_pad));
...@@ -428,11 +434,12 @@ static void br2684_push(struct atm_vcc *atmvcc, struct sk_buff *skb) ...@@ -428,11 +434,12 @@ static void br2684_push(struct atm_vcc *atmvcc, struct sk_buff *skb)
netif_rx(skb); netif_rx(skb);
} }
static int br2684_regvcc(struct atm_vcc *atmvcc, void __user *arg) /*
* Assign a vcc to a dev
* Note: we do not have explicit unassign, but look at _push()
*/
static int br2684_regvcc(struct atm_vcc *atmvcc, void __user * arg)
{ {
/* assign a vcc to a dev
Note: we do not have explicit unassign, but look at _push()
*/
int err; int err;
struct br2684_vcc *brvcc; struct br2684_vcc *brvcc;
struct sk_buff *skb; struct sk_buff *skb;
...@@ -467,13 +474,15 @@ Note: we do not have explicit unassign, but look at _push() ...@@ -467,13 +474,15 @@ Note: we do not have explicit unassign, but look at _push()
} }
if (be.fcs_in != BR2684_FCSIN_NO || be.fcs_out != BR2684_FCSOUT_NO || if (be.fcs_in != BR2684_FCSIN_NO || be.fcs_out != BR2684_FCSOUT_NO ||
be.fcs_auto || be.has_vpiid || be.send_padding || (be.encaps != be.fcs_auto || be.has_vpiid || be.send_padding || (be.encaps !=
BR2684_ENCAPS_VC && be.encaps != BR2684_ENCAPS_LLC) || BR2684_ENCAPS_VC
be.min_size != 0) { && be.encaps !=
BR2684_ENCAPS_LLC)
|| be.min_size != 0) {
err = -EINVAL; err = -EINVAL;
goto error; goto error;
} }
pr_debug("br2684_regvcc vcc=%p, encaps=%d, brvcc=%p\n", atmvcc, be.encaps, pr_debug("br2684_regvcc vcc=%p, encaps=%d, brvcc=%p\n", atmvcc,
brvcc); be.encaps, brvcc);
if (list_empty(&brdev->brvccs) && !brdev->mac_was_set) { if (list_empty(&brdev->brvccs) && !brdev->mac_was_set) {
unsigned char *esi = atmvcc->dev->esi; unsigned char *esi = atmvcc->dev->esi;
if (esi[0] | esi[1] | esi[2] | esi[3] | esi[4] | esi[5]) if (esi[0] | esi[1] | esi[2] | esi[3] | esi[4] | esi[5])
...@@ -486,7 +495,7 @@ Note: we do not have explicit unassign, but look at _push() ...@@ -486,7 +495,7 @@ Note: we do not have explicit unassign, but look at _push()
brvcc->device = net_dev; brvcc->device = net_dev;
brvcc->atmvcc = atmvcc; brvcc->atmvcc = atmvcc;
atmvcc->user_back = brvcc; atmvcc->user_back = brvcc;
brvcc->encaps = (enum br2684_encaps) be.encaps; brvcc->encaps = (enum br2684_encaps)be.encaps;
brvcc->old_push = atmvcc->push; brvcc->old_push = atmvcc->push;
barrier(); barrier();
atmvcc->push = br2684_push; atmvcc->push = br2684_push;
...@@ -556,7 +565,7 @@ static void br2684_setup_routed(struct net_device *netdev) ...@@ -556,7 +565,7 @@ static void br2684_setup_routed(struct net_device *netdev)
INIT_LIST_HEAD(&brdev->brvccs); INIT_LIST_HEAD(&brdev->brvccs);
} }
static int br2684_create(void __user *arg) static int br2684_create(void __user * arg)
{ {
int err; int err;
struct net_device *netdev; struct net_device *netdev;
...@@ -616,12 +625,12 @@ static int br2684_ioctl(struct socket *sock, unsigned int cmd, ...@@ -616,12 +625,12 @@ static int br2684_ioctl(struct socket *sock, unsigned int cmd,
{ {
struct atm_vcc *atmvcc = ATM_SD(sock); struct atm_vcc *atmvcc = ATM_SD(sock);
void __user *argp = (void __user *)arg; void __user *argp = (void __user *)arg;
atm_backend_t b;
int err; int err;
switch(cmd) { switch (cmd) {
case ATM_SETBACKEND: case ATM_SETBACKEND:
case ATM_NEWBACKENDIF: { case ATM_NEWBACKENDIF:
atm_backend_t b;
err = get_user(b, (atm_backend_t __user *) argp); err = get_user(b, (atm_backend_t __user *) argp);
if (err) if (err)
return -EFAULT; return -EFAULT;
...@@ -633,7 +642,6 @@ static int br2684_ioctl(struct socket *sock, unsigned int cmd, ...@@ -633,7 +642,6 @@ static int br2684_ioctl(struct socket *sock, unsigned int cmd,
return br2684_regvcc(atmvcc, argp); return br2684_regvcc(atmvcc, argp);
else else
return br2684_create(argp); return br2684_create(argp);
}
#ifdef CONFIG_ATM_BR2684_IPFILTER #ifdef CONFIG_ATM_BR2684_IPFILTER
case BR2684_SETFILT: case BR2684_SETFILT:
if (atmvcc->push != br2684_push) if (atmvcc->push != br2684_push)
...@@ -641,6 +649,7 @@ static int br2684_ioctl(struct socket *sock, unsigned int cmd, ...@@ -641,6 +649,7 @@ static int br2684_ioctl(struct socket *sock, unsigned int cmd,
if (!capable(CAP_NET_ADMIN)) if (!capable(CAP_NET_ADMIN))
return -EPERM; return -EPERM;
err = br2684_setfilt(atmvcc, argp); err = br2684_setfilt(atmvcc, argp);
return err; return err;
#endif /* CONFIG_ATM_BR2684_IPFILTER */ #endif /* CONFIG_ATM_BR2684_IPFILTER */
} }
...@@ -652,15 +661,14 @@ static struct atm_ioctl br2684_ioctl_ops = { ...@@ -652,15 +661,14 @@ static struct atm_ioctl br2684_ioctl_ops = {
.ioctl = br2684_ioctl, .ioctl = br2684_ioctl,
}; };
#ifdef CONFIG_PROC_FS #ifdef CONFIG_PROC_FS
static void *br2684_seq_start(struct seq_file *seq, loff_t *pos) static void *br2684_seq_start(struct seq_file *seq, loff_t * pos)
{ {
read_lock(&devs_lock); read_lock(&devs_lock);
return seq_list_start(&br2684_devs, *pos); return seq_list_start(&br2684_devs, *pos);
} }
static void *br2684_seq_next(struct seq_file *seq, void *v, loff_t *pos) static void *br2684_seq_next(struct seq_file *seq, void *v, loff_t * pos)
{ {
return seq_list_next(v, &br2684_devs, pos); return seq_list_next(v, &br2684_devs, pos);
} }
...@@ -691,15 +699,13 @@ static int br2684_seq_show(struct seq_file *seq, void *v) ...@@ -691,15 +699,13 @@ static int br2684_seq_show(struct seq_file *seq, void *v)
brvcc->atmvcc->vpi, brvcc->atmvcc->vci, brvcc->atmvcc->vpi, brvcc->atmvcc->vci,
(brvcc->encaps == e_llc) ? "LLC" : "VC", (brvcc->encaps == e_llc) ? "LLC" : "VC",
(brdev->payload == p_bridged) ? "bridged" : "routed", (brdev->payload == p_bridged) ? "bridged" : "routed",
brvcc->copies_failed, brvcc->copies_failed, brvcc->copies_needed);
brvcc->copies_needed);
#ifdef CONFIG_ATM_BR2684_IPFILTER #ifdef CONFIG_ATM_BR2684_IPFILTER
#define b1(var, byte) ((u8 *) &brvcc->filter.var)[byte] #define b1(var, byte) ((u8 *) &brvcc->filter.var)[byte]
#define bs(var) b1(var, 0), b1(var, 1), b1(var, 2), b1(var, 3) #define bs(var) b1(var, 0), b1(var, 1), b1(var, 2), b1(var, 3)
if (brvcc->filter.netmask != 0) if (brvcc->filter.netmask != 0)
seq_printf(seq, " filter=%d.%d.%d.%d/" seq_printf(seq, " filter=%d.%d.%d.%d/"
"%d.%d.%d.%d\n", "%d.%d.%d.%d\n", bs(prefix), bs(netmask));
bs(prefix), bs(netmask));
#undef bs #undef bs
#undef b1 #undef b1
#endif /* CONFIG_ATM_BR2684_IPFILTER */ #endif /* CONFIG_ATM_BR2684_IPFILTER */
...@@ -728,7 +734,7 @@ static const struct file_operations br2684_proc_ops = { ...@@ -728,7 +734,7 @@ static const struct file_operations br2684_proc_ops = {
}; };
extern struct proc_dir_entry *atm_proc_root; /* from proc.c */ extern struct proc_dir_entry *atm_proc_root; /* from proc.c */
#endif #endif /* CONFIG_PROC_FS */
static int __init br2684_init(void) static int __init br2684_init(void)
{ {
......
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