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Commit b78e01cf authored by Linus Torvalds's avatar Linus Torvalds
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Merge bk://kernel.bkbits.net/davem/net-2.6 

into ppc970.osdl.org:/home/torvalds/v2.6/linux
parents d8d1f77e 6b63219c
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Showing with 135 additions and 100 deletions
drivers/net/tg3.c
View file @ b78e01cf
......@@ -60,8 +60,8 @@
#define DRV_MODULE_NAME "tg3"
#define PFX DRV_MODULE_NAME ": "
#define DRV_MODULE_VERSION "3.22"
#define DRV_MODULE_RELDATE "February 11, 2005"
#define DRV_MODULE_VERSION "3.23"
#define DRV_MODULE_RELDATE "February 15, 2005"
#define TG3_DEF_MAC_MODE 0
#define TG3_DEF_RX_MODE 0
......@@ -591,9 +591,10 @@ static void tg3_phy_set_wirespeed(struct tg3 *tp)
if (tp->tg3_flags2 & TG3_FLG2_NO_ETH_WIRE_SPEED)
return;
tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x7007);
tg3_readphy(tp, MII_TG3_AUX_CTRL, &val);
tg3_writephy(tp, MII_TG3_AUX_CTRL, (val | (1 << 15) | (1 << 4)));
if (!tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x7007) &&
!tg3_readphy(tp, MII_TG3_AUX_CTRL, &val))
tg3_writephy(tp, MII_TG3_AUX_CTRL,
(val | (1 << 15) | (1 << 4)));
}
static int tg3_bmcr_reset(struct tg3 *tp)
......@@ -634,9 +635,10 @@ static int tg3_wait_macro_done(struct tg3 *tp)
while (limit--) {
u32 tmp32;
tg3_readphy(tp, 0x16, &tmp32);
if ((tmp32 & 0x1000) == 0)
break;
if (!tg3_readphy(tp, 0x16, &tmp32)) {
if ((tmp32 & 0x1000) == 0)
break;
}
}
if (limit <= 0)
return -EBUSY;
......@@ -688,9 +690,9 @@ static int tg3_phy_write_and_check_testpat(struct tg3 *tp, int *resetp)
for (i = 0; i < 6; i += 2) {
u32 low, high;
tg3_readphy(tp, MII_TG3_DSP_RW_PORT, &low);
tg3_readphy(tp, MII_TG3_DSP_RW_PORT, &high);
if (tg3_wait_macro_done(tp)) {
if (tg3_readphy(tp, MII_TG3_DSP_RW_PORT, &low) ||
tg3_readphy(tp, MII_TG3_DSP_RW_PORT, &high) ||
tg3_wait_macro_done(tp)) {
*resetp = 1;
return -EBUSY;
}
......@@ -746,7 +748,9 @@ static int tg3_phy_reset_5703_4_5(struct tg3 *tp)
}
/* Disable transmitter and interrupt. */
tg3_readphy(tp, MII_TG3_EXT_CTRL, &reg32);
if (tg3_readphy(tp, MII_TG3_EXT_CTRL, &reg32))
continue;
reg32 |= 0x3000;
tg3_writephy(tp, MII_TG3_EXT_CTRL, reg32);
......@@ -755,7 +759,9 @@ static int tg3_phy_reset_5703_4_5(struct tg3 *tp)
BMCR_FULLDPLX | TG3_BMCR_SPEED1000);
/* Set to master mode. */
tg3_readphy(tp, MII_TG3_CTRL, &phy9_orig);
if (tg3_readphy(tp, MII_TG3_CTRL, &phy9_orig))
continue;
tg3_writephy(tp, MII_TG3_CTRL,
(MII_TG3_CTRL_AS_MASTER |
MII_TG3_CTRL_ENABLE_AS_MASTER));
......@@ -793,9 +799,11 @@ static int tg3_phy_reset_5703_4_5(struct tg3 *tp)
tg3_writephy(tp, MII_TG3_CTRL, phy9_orig);
tg3_readphy(tp, MII_TG3_EXT_CTRL, &reg32);
reg32 &= ~0x3000;
tg3_writephy(tp, MII_TG3_EXT_CTRL, reg32);
if (!tg3_readphy(tp, MII_TG3_EXT_CTRL, &reg32)) {
reg32 &= ~0x3000;
tg3_writephy(tp, MII_TG3_EXT_CTRL, reg32);
} else if (!err)
err = -EBUSY;
return err;
}
......@@ -859,9 +867,9 @@ static int tg3_phy_reset(struct tg3 *tp)
u32 phy_reg;
/* Set bit 14 with read-modify-write to preserve other bits */
tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0007);
tg3_readphy(tp, MII_TG3_AUX_CTRL, &phy_reg);
tg3_writephy(tp, MII_TG3_AUX_CTRL, phy_reg | 0x4000);
if (!tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0007) &&
!tg3_readphy(tp, MII_TG3_AUX_CTRL, &phy_reg))
tg3_writephy(tp, MII_TG3_AUX_CTRL, phy_reg | 0x4000);
}
tg3_phy_set_wirespeed(tp);
return 0;
......@@ -1244,7 +1252,7 @@ static void tg3_aux_stat_to_speed_duplex(struct tg3 *tp, u32 val, u16 *speed, u8
};
}
static int tg3_phy_copper_begin(struct tg3 *tp)
static void tg3_phy_copper_begin(struct tg3 *tp)
{
u32 new_adv;
int i;
......@@ -1359,15 +1367,16 @@ static int tg3_phy_copper_begin(struct tg3 *tp)
if (tp->link_config.duplex == DUPLEX_FULL)
bmcr |= BMCR_FULLDPLX;
tg3_readphy(tp, MII_BMCR, &orig_bmcr);
if (bmcr != orig_bmcr) {
if (!tg3_readphy(tp, MII_BMCR, &orig_bmcr) &&
(bmcr != orig_bmcr)) {
tg3_writephy(tp, MII_BMCR, BMCR_LOOPBACK);
for (i = 0; i < 1500; i++) {
u32 tmp;
udelay(10);
tg3_readphy(tp, MII_BMSR, &tmp);
tg3_readphy(tp, MII_BMSR, &tmp);
if (tg3_readphy(tp, MII_BMSR, &tmp) ||
tg3_readphy(tp, MII_BMSR, &tmp))
continue;
if (!(tmp & BMSR_LSTATUS)) {
udelay(40);
break;
......@@ -1380,8 +1389,6 @@ static int tg3_phy_copper_begin(struct tg3 *tp)
tg3_writephy(tp, MII_BMCR,
BMCR_ANENABLE | BMCR_ANRESTART);
}
return 0;
}
static int tg3_init_5401phy_dsp(struct tg3 *tp)
......@@ -1416,7 +1423,9 @@ static int tg3_copper_is_advertising_all(struct tg3 *tp)
{
u32 adv_reg, all_mask;
tg3_readphy(tp, MII_ADVERTISE, &adv_reg);
if (tg3_readphy(tp, MII_ADVERTISE, &adv_reg))
return 0;
all_mask = (ADVERTISE_10HALF | ADVERTISE_10FULL |
ADVERTISE_100HALF | ADVERTISE_100FULL);
if ((adv_reg & all_mask) != all_mask)
......@@ -1424,7 +1433,9 @@ static int tg3_copper_is_advertising_all(struct tg3 *tp)
if (!(tp->tg3_flags & TG3_FLAG_10_100_ONLY)) {
u32 tg3_ctrl;
tg3_readphy(tp, MII_TG3_CTRL, &tg3_ctrl);
if (tg3_readphy(tp, MII_TG3_CTRL, &tg3_ctrl))
return 0;
all_mask = (MII_TG3_CTRL_ADV_1000_HALF |
MII_TG3_CTRL_ADV_1000_FULL);
if ((tg3_ctrl & all_mask) != all_mask)
......@@ -1464,8 +1475,8 @@ static int tg3_setup_copper_phy(struct tg3 *tp, int force_reset)
GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) &&
netif_carrier_ok(tp->dev)) {
tg3_readphy(tp, MII_BMSR, &bmsr);
tg3_readphy(tp, MII_BMSR, &bmsr);
if (!(bmsr & BMSR_LSTATUS))
if (!tg3_readphy(tp, MII_BMSR, &bmsr) &&
!(bmsr & BMSR_LSTATUS))
force_reset = 1;
}
if (force_reset)
......@@ -1473,9 +1484,8 @@ static int tg3_setup_copper_phy(struct tg3 *tp, int force_reset)
if ((tp->phy_id & PHY_ID_MASK) == PHY_ID_BCM5401) {
tg3_readphy(tp, MII_BMSR, &bmsr);
tg3_readphy(tp, MII_BMSR, &bmsr);
if (!(tp->tg3_flags & TG3_FLAG_INIT_COMPLETE))
if (tg3_readphy(tp, MII_BMSR, &bmsr) ||
!(tp->tg3_flags & TG3_FLAG_INIT_COMPLETE))
bmsr = 0;
if (!(bmsr & BMSR_LSTATUS)) {
......@@ -1486,8 +1496,8 @@ static int tg3_setup_copper_phy(struct tg3 *tp, int force_reset)
tg3_readphy(tp, MII_BMSR, &bmsr);
for (i = 0; i < 1000; i++) {
udelay(10);
tg3_readphy(tp, MII_BMSR, &bmsr);
if (bmsr & BMSR_LSTATUS) {
if (!tg3_readphy(tp, MII_BMSR, &bmsr) &&
(bmsr & BMSR_LSTATUS)) {
udelay(40);
break;
}
......@@ -1549,8 +1559,8 @@ static int tg3_setup_copper_phy(struct tg3 *tp, int force_reset)
bmsr = 0;
for (i = 0; i < 100; i++) {
tg3_readphy(tp, MII_BMSR, &bmsr);
tg3_readphy(tp, MII_BMSR, &bmsr);
if (bmsr & BMSR_LSTATUS)
if (!tg3_readphy(tp, MII_BMSR, &bmsr) &&
(bmsr & BMSR_LSTATUS))
break;
udelay(40);
}
......@@ -1561,8 +1571,8 @@ static int tg3_setup_copper_phy(struct tg3 *tp, int force_reset)
tg3_readphy(tp, MII_TG3_AUX_STAT, &aux_stat);
for (i = 0; i < 2000; i++) {
udelay(10);
tg3_readphy(tp, MII_TG3_AUX_STAT, &aux_stat);
if (aux_stat)
if (!tg3_readphy(tp, MII_TG3_AUX_STAT, &aux_stat) &&
aux_stat)
break;
}
......@@ -1573,7 +1583,8 @@ static int tg3_setup_copper_phy(struct tg3 *tp, int force_reset)
bmcr = 0;
for (i = 0; i < 200; i++) {
tg3_readphy(tp, MII_BMCR, &bmcr);
tg3_readphy(tp, MII_BMCR, &bmcr);
if (tg3_readphy(tp, MII_BMCR, &bmcr))
continue;
if (bmcr && bmcr != 0x7fff)
break;
udelay(10);
......@@ -1610,10 +1621,13 @@ static int tg3_setup_copper_phy(struct tg3 *tp, int force_reset)
(tp->link_config.autoneg == AUTONEG_ENABLE)) {
u32 local_adv, remote_adv;
tg3_readphy(tp, MII_ADVERTISE, &local_adv);
if (tg3_readphy(tp, MII_ADVERTISE, &local_adv))
local_adv = 0;
local_adv &= (ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM);
tg3_readphy(tp, MII_LPA, &remote_adv);
if (tg3_readphy(tp, MII_LPA, &remote_adv))
remote_adv = 0;
remote_adv &= (LPA_PAUSE_CAP | LPA_PAUSE_ASYM);
/* If we are not advertising full pause capability,
......@@ -1632,8 +1646,8 @@ static int tg3_setup_copper_phy(struct tg3 *tp, int force_reset)
tg3_phy_copper_begin(tp);
tg3_readphy(tp, MII_BMSR, &tmp);
tg3_readphy(tp, MII_BMSR, &tmp);
if (tmp & BMSR_LSTATUS)
if (!tg3_readphy(tp, MII_BMSR, &tmp) &&
(tmp & BMSR_LSTATUS))
current_link_up = 1;
}
......@@ -5441,9 +5455,10 @@ static int tg3_reset_hw(struct tg3 *tp)
u32 tmp;
/* Clear CRC stats. */
tg3_readphy(tp, 0x1e, &tmp);
tg3_writephy(tp, 0x1e, tmp | 0x8000);
tg3_readphy(tp, 0x14, &tmp);
if (!tg3_readphy(tp, 0x1e, &tmp)) {
tg3_writephy(tp, 0x1e, tmp | 0x8000);
tg3_readphy(tp, 0x14, &tmp);
}
}
__tg3_set_rx_mode(tp->dev);
......@@ -6033,9 +6048,11 @@ static unsigned long calc_crc_errors(struct tg3 *tp)
u32 val;
spin_lock_irqsave(&tp->lock, flags);
tg3_readphy(tp, 0x1e, &val);
tg3_writephy(tp, 0x1e, val | 0x8000);
tg3_readphy(tp, 0x14, &val);
if (!tg3_readphy(tp, 0x1e, &val)) {
tg3_writephy(tp, 0x1e, val | 0x8000);
tg3_readphy(tp, 0x14, &val);
} else
val = 0;
spin_unlock_irqrestore(&tp->lock, flags);
tp->phy_crc_errors += val;
......@@ -6651,10 +6668,10 @@ static int tg3_nway_reset(struct net_device *dev)
int r;
spin_lock_irq(&tp->lock);
tg3_readphy(tp, MII_BMCR, &bmcr);
tg3_readphy(tp, MII_BMCR, &bmcr);
r = -EINVAL;
if (bmcr & BMCR_ANENABLE) {
tg3_readphy(tp, MII_BMCR, &bmcr);
if (!tg3_readphy(tp, MII_BMCR, &bmcr) &&
(bmcr & BMCR_ANENABLE)) {
tg3_writephy(tp, MII_BMCR, bmcr | BMCR_ANRESTART);
r = 0;
}
......@@ -7654,9 +7671,8 @@ static int __devinit tg3_phy_probe(struct tg3 *tp)
u32 bmsr, adv_reg, tg3_ctrl;
tg3_readphy(tp, MII_BMSR, &bmsr);
tg3_readphy(tp, MII_BMSR, &bmsr);
if (bmsr & BMSR_LSTATUS)
if (!tg3_readphy(tp, MII_BMSR, &bmsr) &&
(bmsr & BMSR_LSTATUS))
goto skip_phy_reset;
err = tg3_phy_reset(tp);
......
include/linux/socket.h
View file @ b78e01cf
......@@ -120,7 +120,7 @@ struct cmsghdr {
* Now it always returns valid, not truncated ancillary object
* HEADER. But caller still MUST check, that cmsg->cmsg_len is
* inside range, given by msg->msg_controllen before using
* ansillary object DATA. --ANK (980731)
* ancillary object DATA. --ANK (980731)
*/
__KINLINE struct cmsghdr * __cmsg_nxthdr(void *__ctl, __kernel_size_t __size,
......
include/net/dst.h
View file @ b78e01cf
......@@ -89,7 +89,8 @@ struct dst_ops
int (*gc)(void);
struct dst_entry * (*check)(struct dst_entry *, __u32 cookie);
void (*destroy)(struct dst_entry *);
void (*ifdown)(struct dst_entry *, int how);
void (*ifdown)(struct dst_entry *,
struct net_device *dev, int how);
struct dst_entry * (*negative_advice)(struct dst_entry *);
void (*link_failure)(struct sk_buff *);
void (*update_pmtu)(struct dst_entry *dst, u32 mtu);
......
net/core/dst.c
View file @ b78e01cf
......@@ -220,31 +220,28 @@ struct dst_entry *dst_destroy(struct dst_entry * dst)
*
* Commented and originally written by Alexey.
*/
static void dst_ifdown(struct dst_entry *dst, int unregister)
static inline void dst_ifdown(struct dst_entry *dst, struct net_device *dev,
int unregister)
{
struct net_device *dev = dst->dev;
if (dst->ops->ifdown)
dst->ops->ifdown(dst, dev, unregister);
if (dev != dst->dev)
return;
if (!unregister) {
dst->input = dst_discard_in;
dst->output = dst_discard_out;
}
do {
if (unregister) {
dst->dev = &loopback_dev;
dev_hold(&loopback_dev);
} else {
dst->dev = &loopback_dev;
dev_hold(&loopback_dev);
dev_put(dev);
if (dst->neighbour && dst->neighbour->dev == dev) {
dst->neighbour->dev = &loopback_dev;
dev_put(dev);
if (dst->neighbour && dst->neighbour->dev == dev) {
dst->neighbour->dev = &loopback_dev;
dev_put(dev);
dev_hold(&loopback_dev);
}
dev_hold(&loopback_dev);
}
if (dst->ops->ifdown)
dst->ops->ifdown(dst, unregister);
} while ((dst = dst->child) && dst->flags & DST_NOHASH &&
dst->dev == dev);
}
}
static int dst_dev_event(struct notifier_block *this, unsigned long event, void *ptr)
......@@ -257,8 +254,7 @@ static int dst_dev_event(struct notifier_block *this, unsigned long event, void
case NETDEV_DOWN:
spin_lock_bh(&dst_lock);
for (dst = dst_garbage_list; dst; dst = dst->next) {
if (dst->dev == dev)
dst_ifdown(dst, event != NETDEV_DOWN);
dst_ifdown(dst, dev, event != NETDEV_DOWN);
}
spin_unlock_bh(&dst_lock);
break;
......
net/ipv4/route.c
View file @ b78e01cf
......@@ -138,7 +138,8 @@ static struct timer_list rt_secret_timer;
static struct dst_entry *ipv4_dst_check(struct dst_entry *dst, u32 cookie);
static void ipv4_dst_destroy(struct dst_entry *dst);
static void ipv4_dst_ifdown(struct dst_entry *dst, int how);
static void ipv4_dst_ifdown(struct dst_entry *dst,
struct net_device *dev, int how);
static struct dst_entry *ipv4_negative_advice(struct dst_entry *dst);
static void ipv4_link_failure(struct sk_buff *skb);
static void ip_rt_update_pmtu(struct dst_entry *dst, u32 mtu);
......@@ -1342,11 +1343,12 @@ static void ipv4_dst_destroy(struct dst_entry *dst)
}
}
static void ipv4_dst_ifdown(struct dst_entry *dst, int how)
static void ipv4_dst_ifdown(struct dst_entry *dst, struct net_device *dev,
int how)
{
struct rtable *rt = (struct rtable *) dst;
struct in_device *idev = rt->idev;
if (idev && idev->dev != &loopback_dev) {
if (dev != &loopback_dev && idev && idev->dev == dev) {
struct in_device *loopback_idev = in_dev_get(&loopback_dev);
if (loopback_idev) {
rt->idev = loopback_idev;
......
net/ipv6/route.c
View file @ b78e01cf
......@@ -84,7 +84,8 @@ static struct rt6_info * ip6_rt_copy(struct rt6_info *ort);
static struct dst_entry *ip6_dst_check(struct dst_entry *dst, u32 cookie);
static struct dst_entry *ip6_negative_advice(struct dst_entry *);
static void ip6_dst_destroy(struct dst_entry *);
static void ip6_dst_ifdown(struct dst_entry *, int how);
static void ip6_dst_ifdown(struct dst_entry *,
struct net_device *dev, int how);
static int ip6_dst_gc(void);
static int ip6_pkt_discard(struct sk_buff *skb);
......@@ -153,12 +154,13 @@ static void ip6_dst_destroy(struct dst_entry *dst)
}
}
static void ip6_dst_ifdown(struct dst_entry *dst, int how)
static void ip6_dst_ifdown(struct dst_entry *dst, struct net_device *dev,
int how)
{
struct rt6_info *rt = (struct rt6_info *)dst;
struct inet6_dev *idev = rt->rt6i_idev;
if (idev != NULL && idev->dev != &loopback_dev) {
if (dev != &loopback_dev && idev != NULL && idev->dev == dev) {
struct inet6_dev *loopback_idev = in6_dev_get(&loopback_dev);
if (loopback_idev != NULL) {
rt->rt6i_idev = loopback_idev;
......
net/ipv6/udp.c
View file @ b78e01cf
......@@ -219,6 +219,7 @@ static int udpv6_recvmsg(struct kiocb *iocb, struct sock *sk,
int noblock, int flags, int *addr_len)
{
struct ipv6_pinfo *np = inet6_sk(sk);
struct inet_sock *inet = inet_sk(sk);
struct sk_buff *skb;
size_t copied;
int err;
......@@ -268,21 +269,22 @@ static int udpv6_recvmsg(struct kiocb *iocb, struct sock *sk,
sin6->sin6_flowinfo = 0;
sin6->sin6_scope_id = 0;
if (skb->protocol == htons(ETH_P_IP)) {
struct inet_sock *inet = inet_sk(sk);
if (skb->protocol == htons(ETH_P_IP))
ipv6_addr_set(&sin6->sin6_addr, 0, 0,
htonl(0xffff), skb->nh.iph->saddr);
if (inet->cmsg_flags)
ip_cmsg_recv(msg, skb);
} else {
else {
ipv6_addr_copy(&sin6->sin6_addr, &skb->nh.ipv6h->saddr);
if (np->rxopt.all)
datagram_recv_ctl(sk, msg, skb);
if (ipv6_addr_type(&sin6->sin6_addr) & IPV6_ADDR_LINKLOCAL)
sin6->sin6_scope_id = IP6CB(skb)->iif;
}
}
if (skb->protocol == htons(ETH_P_IP)) {
if (inet->cmsg_flags)
ip_cmsg_recv(msg, skb);
} else {
if (np->rxopt.all)
datagram_recv_ctl(sk, msg, skb);
}
err = copied;
......
net/netrom/nr_dev.c
View file @ b78e01cf
......@@ -46,7 +46,7 @@
int nr_rx_ip(struct sk_buff *skb, struct net_device *dev)
{
struct net_device_stats *stats = (struct net_device_stats *)dev->priv;
struct net_device_stats *stats = netdev_priv(dev);
if (!netif_running(dev)) {
stats->rx_errors++;
......@@ -73,7 +73,7 @@ int nr_rx_ip(struct sk_buff *skb, struct net_device *dev)
static int nr_rebuild_header(struct sk_buff *skb)
{
struct net_device *dev = skb->dev;
struct net_device_stats *stats = (struct net_device_stats *)dev->priv;
struct net_device_stats *stats = netdev_priv(dev);
struct sk_buff *skbn;
unsigned char *bp = skb->data;
int len;
......@@ -186,7 +186,7 @@ static int nr_close(struct net_device *dev)
static int nr_xmit(struct sk_buff *skb, struct net_device *dev)
{
struct net_device_stats *stats = (struct net_device_stats *)dev->priv;
struct net_device_stats *stats = netdev_priv(dev);
dev_kfree_skb(skb);
stats->tx_errors++;
return 0;
......@@ -194,7 +194,7 @@ static int nr_xmit(struct sk_buff *skb, struct net_device *dev)
static struct net_device_stats *nr_get_stats(struct net_device *dev)
{
return (struct net_device_stats *)dev->priv;
return netdev_priv(dev);
}
void nr_setup(struct net_device *dev)
......
net/rose/rose_dev.c
View file @ b78e01cf
......@@ -57,7 +57,7 @@ static int rose_header(struct sk_buff *skb, struct net_device *dev, unsigned sho
static int rose_rebuild_header(struct sk_buff *skb)
{
struct net_device *dev = skb->dev;
struct net_device_stats *stats = (struct net_device_stats *)dev->priv;
struct net_device_stats *stats = netdev_priv(dev);
unsigned char *bp = (unsigned char *)skb->data;
struct sk_buff *skbn;
......@@ -117,7 +117,7 @@ static int rose_close(struct net_device *dev)
static int rose_xmit(struct sk_buff *skb, struct net_device *dev)
{
struct net_device_stats *stats = (struct net_device_stats *)dev->priv;
struct net_device_stats *stats = netdev_priv(dev);
if (!netif_running(dev)) {
printk(KERN_ERR "ROSE: rose_xmit - called when iface is down\n");
......@@ -130,7 +130,7 @@ static int rose_xmit(struct sk_buff *skb, struct net_device *dev)
static struct net_device_stats *rose_get_stats(struct net_device *dev)
{
return (struct net_device_stats *)dev->priv;
return netdev_priv(dev);
}
void rose_setup(struct net_device *dev)
......
net/xfrm/xfrm_policy.c
View file @ b78e01cf
......@@ -1043,6 +1043,19 @@ static void xfrm_dst_destroy(struct dst_entry *dst)
dst->xfrm = NULL;
}
static void xfrm_dst_ifdown(struct dst_entry *dst, struct net_device *dev,
int unregister)
{
if (!unregister)
return;
while ((dst = dst->child) && dst->xfrm && dst->dev == dev) {
dst->dev = &loopback_dev;
dev_hold(&loopback_dev);
dev_put(dev);
}
}
static void xfrm_link_failure(struct sk_buff *skb)
{
/* Impossible. Such dst must be popped before reaches point of failure. */
......@@ -1166,6 +1179,8 @@ int xfrm_policy_register_afinfo(struct xfrm_policy_afinfo *afinfo)
dst_ops->check = xfrm_dst_check;
if (likely(dst_ops->destroy == NULL))
dst_ops->destroy = xfrm_dst_destroy;
if (likely(dst_ops->ifdown == NULL))
dst_ops->ifdown = xfrm_dst_ifdown;
if (likely(dst_ops->negative_advice == NULL))
dst_ops->negative_advice = xfrm_negative_advice;
if (likely(dst_ops->link_failure == NULL))
......@@ -1198,6 +1213,7 @@ int xfrm_policy_unregister_afinfo(struct xfrm_policy_afinfo *afinfo)
dst_ops->kmem_cachep = NULL;
dst_ops->check = NULL;
dst_ops->destroy = NULL;
dst_ops->ifdown = NULL;
dst_ops->negative_advice = NULL;
dst_ops->link_failure = NULL;
dst_ops->get_mss = NULL;
......
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