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Commit 2dbed9cb authored by David S. Miller's avatar David S. Miller
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Merge nuts.ninka.net:/home/davem/src/BK/network-2.5 

into nuts.ninka.net:/home/davem/src/BK/net-2.5
parents 7570df54 40603c8b
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Showing with 132 additions and 234 deletions
drivers/net/hamachi.c
View file @ 2dbed9cb
......@@ -1470,64 +1470,6 @@ static void hamachi_interrupt(int irq, void *dev_instance, struct pt_regs *rgs)
spin_unlock(&hmp->lock);
}
#ifdef TX_CHECKSUM
/*
* Copied from eth_type_trans(), with reduced header, since we don't
* get it on RX, only on TX.
*/
static unsigned short hamachi_eth_type_trans(struct sk_buff *skb,
struct net_device *dev)
{
struct ethhdr *eth;
unsigned char *rawp;
skb->mac.raw=skb->data;
skb_pull(skb,dev->hard_header_len-8); /* artificially enlarged on tx */
eth= skb->mac.ethernet;
if(*eth->h_dest&1)
{
if(memcmp(eth->h_dest,dev->broadcast, ETH_ALEN)==0)
skb->pkt_type=PACKET_BROADCAST;
else
skb->pkt_type=PACKET_MULTICAST;
}
/*
* This ALLMULTI check should be redundant by 1.4
* so don't forget to remove it.
*
* Seems, you forgot to remove it. All silly devices
* seems to set IFF_PROMISC.
*/
else if(dev->flags&(IFF_PROMISC/*|IFF_ALLMULTI*/))
{
if(memcmp(eth->h_dest,dev->dev_addr, ETH_ALEN))
skb->pkt_type=PACKET_OTHERHOST;
}
if (ntohs(eth->h_proto) >= 1536)
return eth->h_proto;
rawp = skb->data;
/*
* This is a magic hack to spot IPX packets. Older Novell breaks
* the protocol design and runs IPX over 802.3 without an 802.2 LLC
* layer. We look for FFFF which isn't a used 802.2 SSAP/DSAP. This
* won't work for fault tolerant netware but does for the rest.
*/
if (*(unsigned short *)rawp == 0xFFFF)
return htons(ETH_P_802_3);
/*
* Real 802.2 LLC
*/
return htons(ETH_P_802_2);
}
#endif /* TX_CHECKSUM */
/* This routine is logically part of the interrupt handler, but seperated
for clarity and better register allocation. */
static int hamachi_rx(struct net_device *dev)
......@@ -1632,12 +1574,7 @@ static int hamachi_rx(struct net_device *dev)
skb_put(skb = hmp->rx_skbuff[entry], pkt_len);
hmp->rx_skbuff[entry] = NULL;
}
#ifdef TX_CHECKSUM
/* account for extra TX hard_header bytes */
skb->protocol = hamachi_eth_type_trans(skb, dev);
#else
skb->protocol = eth_type_trans(skb, dev);
#endif
#ifdef RX_CHECKSUM
......
include/net/llc_conn.h
View file @ 2dbed9cb
......@@ -79,7 +79,6 @@ extern int llc_sk_init(struct sock *sk);
extern int llc_conn_state_process(struct sock *sk, struct sk_buff *skb);
extern void llc_conn_send_pdu(struct sock *sk, struct sk_buff *skb);
extern void llc_conn_rtn_pdu(struct sock *sk, struct sk_buff *skb);
extern void llc_conn_free_ev(struct sk_buff *skb);
extern void llc_conn_resend_i_pdu_as_cmd(struct sock *sk, u8 nr,
u8 first_p_bit);
extern void llc_conn_resend_i_pdu_as_rsp(struct sock *sk, u8 nr,
......
include/net/llc_mac.h
View file @ 2dbed9cb
......@@ -13,8 +13,6 @@
*/
extern int llc_rcv(struct sk_buff *skb, struct net_device *dev,
struct packet_type *pt);
extern struct net_device *mac_dev_peer(struct net_device *current_dev,
int type, u8 *mac);
extern u16 lan_hdrs_init(struct sk_buff *skb, u8 *sa, u8 *da);
extern int llc_conn_rcv(struct sock *sk, struct sk_buff *skb);
......
net/ethernet/eth.c
View file @ 2dbed9cb
......@@ -103,16 +103,16 @@ int eth_header(struct sk_buff *skb, struct net_device *dev, unsigned short type,
if (dev->flags & (IFF_LOOPBACK|IFF_NOARP))
{
memset(eth->h_dest, 0, dev->addr_len);
return(dev->hard_header_len);
return ETH_HLEN;
}
if(daddr)
{
memcpy(eth->h_dest,daddr,dev->addr_len);
return dev->hard_header_len;
return ETH_HLEN;
}
return -dev->hard_header_len;
return -ETH_HLEN;
}
......@@ -161,7 +161,7 @@ unsigned short eth_type_trans(struct sk_buff *skb, struct net_device *dev)
unsigned char *rawp;
skb->mac.raw=skb->data;
skb_pull(skb,dev->hard_header_len);
skb_pull(skb,ETH_HLEN);
eth= skb->mac.ethernet;
if(*eth->h_dest&1)
......
net/ipv6/mcast.c
View file @ 2dbed9cb
......@@ -141,14 +141,14 @@ int ipv6_sock_mc_drop(struct sock *sk, int ifindex, struct in6_addr *addr)
write_lock_bh(&ipv6_sk_mc_lock);
for (lnk = &np->ipv6_mc_list; (mc_lst = *lnk) !=NULL ; lnk = &mc_lst->next) {
if (mc_lst->ifindex == ifindex &&
if ((ifindex == 0 || mc_lst->ifindex == ifindex) &&
ipv6_addr_cmp(&mc_lst->addr, addr) == 0) {
struct net_device *dev;
*lnk = mc_lst->next;
write_unlock_bh(&ipv6_sk_mc_lock);
if ((dev = dev_get_by_index(ifindex)) != NULL) {
if ((dev = dev_get_by_index(mc_lst->ifindex)) != NULL) {
ipv6_dev_mc_dec(dev, &mc_lst->addr);
dev_put(dev);
}
......
net/llc/af_llc.c
View file @ 2dbed9cb
......@@ -569,6 +569,13 @@ static int llc_ui_wait_for_data(struct sock *sk, int timeout)
rc = -EAGAIN;
if (!timeout)
break;
/*
* Well, if we have backlog, try to process it now.
*/
if (sk->backlog.tail) {
release_sock(sk);
lock_sock(sk);
}
rc = 0;
if (skb_queue_empty(&sk->receive_queue)) {
release_sock(sk);
......
net/llc/llc_c_ac.c
View file @ 2dbed9cb
......@@ -1487,7 +1487,7 @@ static void llc_process_tmr_ev(struct sock *sk, struct sk_buff *skb)
if (llc_sk(sk)->state == LLC_CONN_OUT_OF_SVC) {
printk(KERN_WARNING "%s: timer called on closed connection\n",
__FUNCTION__);
llc_conn_free_ev(skb);
kfree_skb(skb);
} else {
if (!sk->lock.users)
llc_conn_state_process(sk, skb);
......
net/llc/llc_conn.c
View file @ 2dbed9cb
......@@ -71,6 +71,12 @@ int llc_conn_state_process(struct sock *sk, struct sk_buff *skb)
struct llc_opt *llc = llc_sk(sk);
struct llc_conn_state_ev *ev = llc_conn_ev(skb);
/*
* We have to hold the skb, because llc_conn_service will kfree it in
* the sending path and we need to look at the skb->cb, where we encode
* llc_conn_state_ev.
*/
skb_get(skb);
ev->ind_prim = ev->cfm_prim = 0;
rc = llc_conn_service(sk, skb); /* sending event to state machine */
if (rc) {
......@@ -81,10 +87,10 @@ int llc_conn_state_process(struct sock *sk, struct sk_buff *skb)
if (!ev->ind_prim && !ev->cfm_prim) { /* indicate or confirm not required */
if (!skb->list)
goto out_kfree_skb;
goto out;
goto out_skb_put;
}
if (ev->ind_prim && ev->cfm_prim)
if (ev->ind_prim && ev->cfm_prim) /* Paranoia */
skb_get(skb);
switch (ev->ind_prim) {
......@@ -180,11 +186,12 @@ int llc_conn_state_process(struct sock *sk, struct sk_buff *skb)
__FUNCTION__, ev->cfm_prim);
break;
}
goto out; /* No confirmation */
goto out_skb_put; /* No confirmation */
}
out_kfree_skb:
kfree_skb(skb);
out:
out_skb_put:
kfree_skb(skb);
return rc;
}
......@@ -226,25 +233,29 @@ void llc_conn_resend_i_pdu_as_cmd(struct sock *sk, u8 nr, u8 first_p_bit)
struct sk_buff *skb;
struct llc_pdu_sn *pdu;
u16 nbr_unack_pdus;
struct llc_opt *llc;
u8 howmany_resend = 0;
llc_conn_remove_acked_pdus(sk, nr, &nbr_unack_pdus);
if (!nbr_unack_pdus)
goto out;
/* process unack PDUs only if unack queue is not empty; remove
/*
* Process unack PDUs only if unack queue is not empty; remove
* appropriate PDUs, fix them up, and put them on mac_pdu_q.
*/
while ((skb = skb_dequeue(&llc_sk(sk)->pdu_unack_q)) != NULL) {
pdu = (struct llc_pdu_sn *)skb->nh.raw;
llc = llc_sk(sk);
while ((skb = skb_dequeue(&llc->pdu_unack_q)) != NULL) {
pdu = llc_pdu_sn_hdr(skb);
llc_pdu_set_cmd_rsp(skb, LLC_PDU_CMD);
llc_pdu_set_pf_bit(skb, first_p_bit);
skb_queue_tail(&sk->write_queue, skb);
first_p_bit = 0;
llc_sk(sk)->vS = LLC_I_GET_NS(pdu);
llc->vS = LLC_I_GET_NS(pdu);
howmany_resend++;
}
if (howmany_resend > 0)
llc_sk(sk)->vS = (llc_sk(sk)->vS + 1) % LLC_2_SEQ_NBR_MODULO;
llc->vS = (llc->vS + 1) % LLC_2_SEQ_NBR_MODULO;
/* any PDUs to re-send are queued up; start sending to MAC */
llc_conn_send_pdus(sk);
out:;
......@@ -263,27 +274,29 @@ out:;
void llc_conn_resend_i_pdu_as_rsp(struct sock *sk, u8 nr, u8 first_f_bit)
{
struct sk_buff *skb;
struct llc_pdu_sn *pdu;
u16 nbr_unack_pdus;
struct llc_opt *llc = llc_sk(sk);
u8 howmany_resend = 0;
llc_conn_remove_acked_pdus(sk, nr, &nbr_unack_pdus);
if (!nbr_unack_pdus)
goto out;
/* process unack PDUs only if unack queue is not empty; remove
/*
* Process unack PDUs only if unack queue is not empty; remove
* appropriate PDUs, fix them up, and put them on mac_pdu_q
*/
while ((skb = skb_dequeue(&llc_sk(sk)->pdu_unack_q)) != NULL) {
pdu = (struct llc_pdu_sn *)skb->nh.raw;
while ((skb = skb_dequeue(&llc->pdu_unack_q)) != NULL) {
struct llc_pdu_sn *pdu = llc_pdu_sn_hdr(skb);
llc_pdu_set_cmd_rsp(skb, LLC_PDU_RSP);
llc_pdu_set_pf_bit(skb, first_f_bit);
skb_queue_tail(&sk->write_queue, skb);
first_f_bit = 0;
llc_sk(sk)->vS = LLC_I_GET_NS(pdu);
llc->vS = LLC_I_GET_NS(pdu);
howmany_resend++;
}
if (howmany_resend > 0)
llc_sk(sk)->vS = (llc_sk(sk)->vS + 1) % LLC_2_SEQ_NBR_MODULO;
llc->vS = (llc->vS + 1) % LLC_2_SEQ_NBR_MODULO;
/* any PDUs to re-send are queued up; start sending to MAC */
llc_conn_send_pdus(sk);
out:;
......@@ -304,25 +317,26 @@ int llc_conn_remove_acked_pdus(struct sock *sk, u8 nr, u16 *how_many_unacked)
struct sk_buff *skb;
struct llc_pdu_sn *pdu;
int nbr_acked = 0;
int q_len = skb_queue_len(&llc_sk(sk)->pdu_unack_q);
struct llc_opt *llc = llc_sk(sk);
int q_len = skb_queue_len(&llc->pdu_unack_q);
if (!q_len)
goto out;
skb = skb_peek(&llc_sk(sk)->pdu_unack_q);
pdu = (struct llc_pdu_sn *)skb->nh.raw;
skb = skb_peek(&llc->pdu_unack_q);
pdu = llc_pdu_sn_hdr(skb);
/* finding position of last acked pdu in queue */
pdu_pos = ((int)LLC_2_SEQ_NBR_MODULO + (int)nr -
(int)LLC_I_GET_NS(pdu)) % LLC_2_SEQ_NBR_MODULO;
for (i = 0; i < pdu_pos && i < q_len; i++) {
skb = skb_dequeue(&llc_sk(sk)->pdu_unack_q);
skb = skb_dequeue(&llc->pdu_unack_q);
if (skb)
kfree_skb(skb);
nbr_acked++;
}
out:
*how_many_unacked = skb_queue_len(&llc_sk(sk)->pdu_unack_q);
*how_many_unacked = skb_queue_len(&llc->pdu_unack_q);
return nbr_acked;
}
......@@ -337,7 +351,7 @@ static void llc_conn_send_pdus(struct sock *sk)
struct sk_buff *skb;
while ((skb = skb_dequeue(&sk->write_queue)) != NULL) {
struct llc_pdu_sn *pdu = (struct llc_pdu_sn *)skb->nh.raw;
struct llc_pdu_sn *pdu = llc_pdu_sn_hdr(skb);
if (!LLC_PDU_TYPE_IS_I(pdu) &&
!(skb->dev->flags & IFF_LOOPBACK)) {
......@@ -352,31 +366,6 @@ static void llc_conn_send_pdus(struct sock *sk)
}
}
/**
* llc_conn_free_ev - free event
* @skb: event to free
*
* Free allocated event.
*/
void llc_conn_free_ev(struct sk_buff *skb)
{
struct llc_conn_state_ev *ev = llc_conn_ev(skb);
if (ev->type == LLC_CONN_EV_TYPE_PDU) {
/* free the frame that is bound to this event */
struct llc_pdu_sn *pdu = llc_pdu_sn_hdr(skb);
if (LLC_PDU_TYPE_IS_I(pdu) || !ev->ind_prim)
kfree_skb(skb);
} else if (ev->type == LLC_CONN_EV_TYPE_PRIM &&
ev->prim != LLC_DATA_PRIM)
kfree_skb(skb);
else if (ev->type == LLC_CONN_EV_TYPE_P_TMR ||
ev->type == LLC_CONN_EV_TYPE_BUSY_TMR ||
ev->type == LLC_CONN_EV_TYPE_REJ_TMR)
kfree_skb(skb);
}
/**
* llc_conn_service - finds transition and changes state of connection
* @sk: connection
......
net/llc/llc_if.c
View file @ 2dbed9cb
......@@ -26,7 +26,6 @@
#include <net/llc_c_ac.h>
#include <net/llc_c_st.h>
#include <net/llc_main.h>
#include <net/llc_mac.h>
/**
* llc_sap_open - open interface to the upper layers.
......
net/llc/llc_mac.c
View file @ 2dbed9cb
......@@ -294,27 +294,3 @@ u16 lan_hdrs_init(struct sk_buff *skb, u8 *sa, u8 *da)
}
return rc;
}
/**
* mac_dev_peer - search the appropriate dev to send packets to peer
* @current_dev - Current device suggested by upper layer
* @type - hardware type
* @mac - mac address
*
* Check if the we should use loopback to send packets, i.e., if the
* dmac belongs to one of the local interfaces, returning the pointer
* to the loopback &net_device struct or the current_dev if it is not
* local.
*/
struct net_device *mac_dev_peer(struct net_device *current_dev, int type,
u8 *mac)
{
struct net_device *dev;
rtnl_lock();
dev = dev_getbyhwaddr(type, mac);
if (dev)
dev = __dev_get_by_name("lo");
rtnl_unlock();
return dev ? : current_dev;
}
net/llc/llc_main.c
View file @ 2dbed9cb
......@@ -147,20 +147,22 @@ static int llc_backlog_rcv(struct sock *sk, struct sk_buff *skb)
if (llc->state > 1) /* not closed */
rc = llc_conn_rcv(sk, skb);
else
kfree_skb(skb);
goto out_kfree_skb;
} else if (llc_backlog_type(skb) == LLC_EVENT) {
/* timer expiration event */
if (llc->state > 1) /* not closed */
rc = llc_conn_state_process(sk, skb);
else
llc_conn_free_ev(skb);
kfree_skb(skb);
goto out_kfree_skb;
} else {
printk(KERN_ERR "%s: invalid skb in backlog\n", __FUNCTION__);
kfree_skb(skb);
goto out_kfree_skb;
}
out:
return rc;
out_kfree_skb:
kfree_skb(skb);
goto out;
}
/**
......
net/llc/llc_pdu.c
View file @ 2dbed9cb
......@@ -15,7 +15,6 @@
#include <linux/if_tr.h>
#include <net/llc_pdu.h>
#include <net/llc_if.h>
#include <net/llc_mac.h>
#include <net/llc_main.h>
static void llc_pdu_decode_pdu_type(struct sk_buff *skb, u8 *type);
......
net/llc/llc_sap.c
View file @ 2dbed9cb
......@@ -20,17 +20,9 @@
#include <net/sock.h>
#include <linux/tcp.h>
#include <net/llc_main.h>
#include <net/llc_mac.h>
#include <net/llc_pdu.h>
#include <linux/if_tr.h>
static int llc_sap_next_state(struct llc_sap *sap, struct sk_buff *skb);
static int llc_exec_sap_trans_actions(struct llc_sap *sap,
struct llc_sap_state_trans *trans,
struct sk_buff *skb);
static struct llc_sap_state_trans *llc_find_sap_trans(struct llc_sap *sap,
struct sk_buff *skb);
/**
* llc_sap_assign_sock - adds a connection to a SAP
* @sap: pointer to SAP.
......@@ -75,41 +67,6 @@ void llc_sap_unassign_sock(struct llc_sap *sap, struct sock *sk)
write_unlock_bh(&sap->sk_list.lock);
}
/**
* llc_sap_state_process - sends event to SAP state machine
* @sap: sap to use
* @skb: pointer to occurred event
*
* After executing actions of the event, upper layer will be indicated
* if needed(on receiving an UI frame). sk can be null for the
* datalink_proto case.
*/
void llc_sap_state_process(struct llc_sap *sap, struct sk_buff *skb)
{
struct llc_sap_state_ev *ev = llc_sap_ev(skb);
/*
* We have to hold the skb, because llc_sap_next_state
* will kfree it in the sending path and we need to
* look at the skb->cb, where we encode llc_sap_state_ev.
*/
skb_get(skb);
ev->ind_cfm_flag = 0;
llc_sap_next_state(sap, skb);
if (ev->ind_cfm_flag == LLC_IND) {
if (skb->sk->state == TCP_LISTEN)
kfree_skb(skb);
else {
llc_save_primitive(skb, ev->prim);
/* queue skb to the user. */
if (sock_queue_rcv_skb(skb->sk, skb))
kfree_skb(skb);
}
}
kfree_skb(skb);
}
/**
* llc_sap_rtn_pdu - Informs upper layer on rx of an UI, XID or TEST pdu.
* @sap: pointer to SAP
......@@ -117,10 +74,9 @@ void llc_sap_state_process(struct llc_sap *sap, struct sk_buff *skb)
*/
void llc_sap_rtn_pdu(struct llc_sap *sap, struct sk_buff *skb)
{
struct llc_pdu_un *pdu;
struct llc_sap_state_ev *ev = llc_sap_ev(skb);
struct llc_pdu_un *pdu = llc_pdu_un_hdr(skb);
pdu = llc_pdu_un_hdr(skb);
switch (LLC_U_PDU_RSP(pdu)) {
case LLC_1_PDU_CMD_TEST:
ev->prim = LLC_TEST_PRIM; break;
......@@ -132,38 +88,6 @@ void llc_sap_rtn_pdu(struct llc_sap *sap, struct sk_buff *skb)
ev->ind_cfm_flag = LLC_IND;
}
/**
* llc_sap_next_state - finds transition, execs actions & change SAP state
* @sap: pointer to SAP
* @skb: happened event
*
* This function finds transition that matches with happened event, then
* executes related actions and finally changes state of SAP. It returns
* 0 on success and 1 for failure.
*/
static int llc_sap_next_state(struct llc_sap *sap, struct sk_buff *skb)
{
int rc = 1;
struct llc_sap_state_trans *trans;
if (sap->state <= LLC_NR_SAP_STATES) {
trans = llc_find_sap_trans(sap, skb);
if (trans) {
/* got the state to which we next transition; perform
* the actions associated with this transition before
* actually transitioning to the next state
*/
rc = llc_exec_sap_trans_actions(sap, trans, skb);
if (!rc)
/* transition SAP to next state if all actions
* execute successfully
*/
sap->state = trans->next_state;
}
}
return rc;
}
/**
* llc_find_sap_trans - finds transition for event
* @sap: pointer to SAP
......@@ -180,13 +104,13 @@ static struct llc_sap_state_trans *llc_find_sap_trans(struct llc_sap *sap,
struct llc_sap_state_trans *rc = NULL;
struct llc_sap_state_trans **next_trans;
struct llc_sap_state *curr_state = &llc_sap_state_table[sap->state - 1];
/* search thru events for this state until list exhausted or until
/*
* Search thru events for this state until list exhausted or until
* its obvious the event is not valid for the current state
*/
for (next_trans = curr_state->transitions; next_trans[i]->ev; i++)
if (!next_trans[i]->ev(sap, skb)) {
/* got event match; return it */
rc = next_trans[i];
rc = next_trans[i]; /* got event match; return it */
break;
}
return rc;
......@@ -213,3 +137,73 @@ static int llc_exec_sap_trans_actions(struct llc_sap *sap,
rc = 1;
return rc;
}
/**
* llc_sap_next_state - finds transition, execs actions & change SAP state
* @sap: pointer to SAP
* @skb: happened event
*
* This function finds transition that matches with happened event, then
* executes related actions and finally changes state of SAP. It returns
* 0 on success and 1 for failure.
*/
static int llc_sap_next_state(struct llc_sap *sap, struct sk_buff *skb)
{
int rc = 1;
struct llc_sap_state_trans *trans;
if (sap->state > LLC_NR_SAP_STATES)
goto out;
trans = llc_find_sap_trans(sap, skb);
if (!trans)
goto out;
/*
* Got the state to which we next transition; perform the actions
* associated with this transition before actually transitioning to the
* next state
*/
rc = llc_exec_sap_trans_actions(sap, trans, skb);
if (rc)
goto out;
/*
* Transition SAP to next state if all actions execute successfully
*/
sap->state = trans->next_state;
out:
return rc;
}
/**
* llc_sap_state_process - sends event to SAP state machine
* @sap: sap to use
* @skb: pointer to occurred event
*
* After executing actions of the event, upper layer will be indicated
* if needed(on receiving an UI frame). sk can be null for the
* datalink_proto case.
*/
void llc_sap_state_process(struct llc_sap *sap, struct sk_buff *skb)
{
struct llc_sap_state_ev *ev = llc_sap_ev(skb);
/*
* We have to hold the skb, because llc_sap_next_state
* will kfree it in the sending path and we need to
* look at the skb->cb, where we encode llc_sap_state_ev.
*/
skb_get(skb);
ev->ind_cfm_flag = 0;
llc_sap_next_state(sap, skb);
if (ev->ind_cfm_flag == LLC_IND) {
if (skb->sk->state == TCP_LISTEN)
kfree_skb(skb);
else {
llc_save_primitive(skb, ev->prim);
/* queue skb to the user. */
if (sock_queue_rcv_skb(skb->sk, skb))
kfree_skb(skb);
}
}
kfree_skb(skb);
}
net/sctp/protocol.c
View file @ 2dbed9cb
......@@ -119,8 +119,7 @@ static inline void sctp_v4_get_local_addr_list(sctp_protocol_t *proto,
for (ifa = in_dev->ifa_list; ifa; ifa = ifa->ifa_next) {
/* Add the address to the local list. */
/* XXX BUG: sleeping allocation with lock held -DaveM */
addr = t_new(struct sockaddr_storage_list, GFP_KERNEL);
addr = t_new(struct sockaddr_storage_list, GFP_ATOMIC);
if (addr) {
INIT_LIST_HEAD(&addr->list);
addr->a.v4.sin_family = AF_INET;
......@@ -157,8 +156,7 @@ static inline void sctp_v6_get_local_addr_list(sctp_protocol_t *proto,
read_lock_bh(&in6_dev->lock);
for (ifp = in6_dev->addr_list; ifp; ifp = ifp->if_next) {
/* Add the address to the local list. */
/* XXX BUG: sleeping allocation with lock held -DaveM */
addr = t_new(struct sockaddr_storage_list, GFP_KERNEL);
addr = t_new(struct sockaddr_storage_list, GFP_ATOMIC);
if (addr) {
addr->a.v6.sin6_family = AF_INET6;
addr->a.v6.sin6_port = 0;
......
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