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-rw-r--r--net/atm/br2684.c28
-rw-r--r--net/atm/clip.c42
-rw-r--r--net/atm/lec.c20
3 files changed, 32 insertions, 58 deletions
diff --git a/net/atm/br2684.c b/net/atm/br2684.c
index 3100a8940afc..2912665fc58c 100644
--- a/net/atm/br2684.c
+++ b/net/atm/br2684.c
@@ -228,7 +228,7 @@ static int br2684_start_xmit(struct sk_buff *skb, struct net_device *dev)
struct br2684_dev *brdev = BRPRIV(dev);
struct br2684_vcc *brvcc;
- pr_debug("br2684_start_xmit, skb->dst=%p\n", skb->dst);
+ pr_debug("br2684_start_xmit, skb_dst(skb)=%p\n", skb_dst(skb));
read_lock(&devs_lock);
brvcc = pick_outgoing_vcc(skb, brdev);
if (brvcc == NULL) {
@@ -445,9 +445,10 @@ free_skb:
*/
static int br2684_regvcc(struct atm_vcc *atmvcc, void __user * arg)
{
+ struct sk_buff_head queue;
int err;
struct br2684_vcc *brvcc;
- struct sk_buff *skb;
+ struct sk_buff *skb, *tmp;
struct sk_buff_head *rq;
struct br2684_dev *brdev;
struct net_device *net_dev;
@@ -505,29 +506,20 @@ static int br2684_regvcc(struct atm_vcc *atmvcc, void __user * arg)
barrier();
atmvcc->push = br2684_push;
+ __skb_queue_head_init(&queue);
rq = &sk_atm(atmvcc)->sk_receive_queue;
spin_lock_irqsave(&rq->lock, flags);
- if (skb_queue_empty(rq)) {
- skb = NULL;
- } else {
- /* NULL terminate the list. */
- rq->prev->next = NULL;
- skb = rq->next;
- }
- rq->prev = rq->next = (struct sk_buff *)rq;
- rq->qlen = 0;
+ skb_queue_splice_init(rq, &queue);
spin_unlock_irqrestore(&rq->lock, flags);
- while (skb) {
- struct sk_buff *next = skb->next;
+ skb_queue_walk_safe(&queue, skb, tmp) {
+ struct net_device *dev = skb->dev;
- skb->next = skb->prev = NULL;
- br2684_push(atmvcc, skb);
- skb->dev->stats.rx_bytes -= skb->len;
- skb->dev->stats.rx_packets--;
+ dev->stats.rx_bytes -= skb->len;
+ dev->stats.rx_packets--;
- skb = next;
+ br2684_push(atmvcc, skb);
}
__module_get(THIS_MODULE);
return 0;
diff --git a/net/atm/clip.c b/net/atm/clip.c
index 3dc0a3a42a57..e65a3b1477f8 100644
--- a/net/atm/clip.c
+++ b/net/atm/clip.c
@@ -369,16 +369,16 @@ static int clip_start_xmit(struct sk_buff *skb, struct net_device *dev)
unsigned long flags;
pr_debug("clip_start_xmit (skb %p)\n", skb);
- if (!skb->dst) {
- printk(KERN_ERR "clip_start_xmit: skb->dst == NULL\n");
+ if (!skb_dst(skb)) {
+ printk(KERN_ERR "clip_start_xmit: skb_dst(skb) == NULL\n");
dev_kfree_skb(skb);
dev->stats.tx_dropped++;
return 0;
}
- if (!skb->dst->neighbour) {
+ if (!skb_dst(skb)->neighbour) {
#if 0
- skb->dst->neighbour = clip_find_neighbour(skb->dst, 1);
- if (!skb->dst->neighbour) {
+ skb_dst(skb)->neighbour = clip_find_neighbour(skb_dst(skb), 1);
+ if (!skb_dst(skb)->neighbour) {
dev_kfree_skb(skb); /* lost that one */
dev->stats.tx_dropped++;
return 0;
@@ -389,7 +389,7 @@ static int clip_start_xmit(struct sk_buff *skb, struct net_device *dev)
dev->stats.tx_dropped++;
return 0;
}
- entry = NEIGH2ENTRY(skb->dst->neighbour);
+ entry = NEIGH2ENTRY(skb_dst(skb)->neighbour);
if (!entry->vccs) {
if (time_after(jiffies, entry->expires)) {
/* should be resolved */
@@ -406,7 +406,7 @@ static int clip_start_xmit(struct sk_buff *skb, struct net_device *dev)
}
pr_debug("neigh %p, vccs %p\n", entry, entry->vccs);
ATM_SKB(skb)->vcc = vcc = entry->vccs->vcc;
- pr_debug("using neighbour %p, vcc %p\n", skb->dst->neighbour, vcc);
+ pr_debug("using neighbour %p, vcc %p\n", skb_dst(skb)->neighbour, vcc);
if (entry->vccs->encap) {
void *here;
@@ -445,9 +445,9 @@ static int clip_start_xmit(struct sk_buff *skb, struct net_device *dev)
static int clip_mkip(struct atm_vcc *vcc, int timeout)
{
+ struct sk_buff_head *rq, queue;
struct clip_vcc *clip_vcc;
- struct sk_buff *skb;
- struct sk_buff_head *rq;
+ struct sk_buff *skb, *tmp;
unsigned long flags;
if (!vcc->push)
@@ -469,39 +469,28 @@ static int clip_mkip(struct atm_vcc *vcc, int timeout)
vcc->push = clip_push;
vcc->pop = clip_pop;
+ __skb_queue_head_init(&queue);
rq = &sk_atm(vcc)->sk_receive_queue;
spin_lock_irqsave(&rq->lock, flags);
- if (skb_queue_empty(rq)) {
- skb = NULL;
- } else {
- /* NULL terminate the list. */
- rq->prev->next = NULL;
- skb = rq->next;
- }
- rq->prev = rq->next = (struct sk_buff *)rq;
- rq->qlen = 0;
+ skb_queue_splice_init(rq, &queue);
spin_unlock_irqrestore(&rq->lock, flags);
/* re-process everything received between connection setup and MKIP */
- while (skb) {
- struct sk_buff *next = skb->next;
-
- skb->next = skb->prev = NULL;
+ skb_queue_walk_safe(&queue, skb, tmp) {
if (!clip_devs) {
atm_return(vcc, skb->truesize);
kfree_skb(skb);
} else {
+ struct net_device *dev = skb->dev;
unsigned int len = skb->len;
skb_get(skb);
clip_push(vcc, skb);
- skb->dev->stats.rx_packets--;
- skb->dev->stats.rx_bytes -= len;
+ dev->stats.rx_packets--;
+ dev->stats.rx_bytes -= len;
kfree_skb(skb);
}
-
- skb = next;
}
return 0;
}
@@ -568,6 +557,7 @@ static void clip_setup(struct net_device *dev)
/* without any more elaborate queuing. 100 is a reasonable */
/* compromise between decent burst-tolerance and protection */
/* against memory hogs. */
+ dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
}
static int clip_create(int number)
diff --git a/net/atm/lec.c b/net/atm/lec.c
index 199b6bb79f42..ff2e594dca9b 100644
--- a/net/atm/lec.c
+++ b/net/atm/lec.c
@@ -34,7 +34,6 @@
/* Proxy LEC knows about bridging */
#if defined(CONFIG_BRIDGE) || defined(CONFIG_BRIDGE_MODULE)
-#include <linux/if_bridge.h>
#include "../bridge/br_private.h"
static unsigned char bridge_ula_lec[] = { 0x01, 0x80, 0xc2, 0x00, 0x00 };
@@ -271,7 +270,8 @@ static int lec_start_xmit(struct sk_buff *skb, struct net_device *dev)
printk("%s:No lecd attached\n", dev->name);
dev->stats.tx_errors++;
netif_stop_queue(dev);
- return -EUNATCH;
+ kfree_skb(skb);
+ return NETDEV_TX_OK;
}
pr_debug("skbuff head:%lx data:%lx tail:%lx end:%lx\n",
@@ -518,18 +518,14 @@ static int lec_atm_send(struct atm_vcc *vcc, struct sk_buff *skb)
case l_should_bridge:
#if defined(CONFIG_BRIDGE) || defined(CONFIG_BRIDGE_MODULE)
{
- struct net_bridge_fdb_entry *f;
-
pr_debug("%s: bridge zeppelin asks about %pM\n",
dev->name, mesg->content.proxy.mac_addr);
- if (br_fdb_get_hook == NULL || dev->br_port == NULL)
+ if (br_fdb_test_addr_hook == NULL)
break;
- f = br_fdb_get_hook(dev->br_port->br,
- mesg->content.proxy.mac_addr);
- if (f != NULL && f->dst->dev != dev
- && f->dst->state == BR_STATE_FORWARDING) {
+ if (br_fdb_test_addr_hook(dev,
+ mesg->content.proxy.mac_addr)) {
/* hit from bridge table, send LE_ARP_RESPONSE */
struct sk_buff *skb2;
struct sock *sk;
@@ -540,10 +536,8 @@ static int lec_atm_send(struct atm_vcc *vcc, struct sk_buff *skb)
skb2 =
alloc_skb(sizeof(struct atmlec_msg),
GFP_ATOMIC);
- if (skb2 == NULL) {
- br_fdb_put_hook(f);
+ if (skb2 == NULL)
break;
- }
skb2->len = sizeof(struct atmlec_msg);
skb_copy_to_linear_data(skb2, mesg,
sizeof(*mesg));
@@ -552,8 +546,6 @@ static int lec_atm_send(struct atm_vcc *vcc, struct sk_buff *skb)
skb_queue_tail(&sk->sk_receive_queue, skb2);
sk->sk_data_ready(sk, skb2->len);
}
- if (f != NULL)
- br_fdb_put_hook(f);
}
#endif /* defined(CONFIG_BRIDGE) || defined(CONFIG_BRIDGE_MODULE) */
break;
generated by cgit v1.2.3 (git 2.0.4) at 2024-10-13 13:15:02 +0000