Merge with /pub/scm/linux/kernel/git/torvalds/linux-2.6.git

Signed-off-by: Steve French <sfrench@us.ibm.com>
This commit is contained in:
Steve French 2006-02-15 20:13:52 +00:00
Родитель 0ed3f64ec3 5ecfbae093
Коммит 27754b3460
9 изменённых файлов: 78 добавлений и 30 удалений

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@ -1442,13 +1442,15 @@ ssize_t cifs_user_read(struct file *file, char __user *read_data,
&bytes_read, &smb_read_data,
&buf_type);
pSMBr = (struct smb_com_read_rsp *)smb_read_data;
if (copy_to_user(current_offset,
smb_read_data + 4 /* RFC1001 hdr */
+ le16_to_cpu(pSMBr->DataOffset),
bytes_read)) {
rc = -EFAULT;
}
if (smb_read_data) {
if (copy_to_user(current_offset,
smb_read_data +
4 /* RFC1001 length field */ +
le16_to_cpu(pSMBr->DataOffset),
bytes_read)) {
rc = -EFAULT;
}
if(buf_type == CIFS_SMALL_BUFFER)
cifs_small_buf_release(smb_read_data);
else if(buf_type == CIFS_LARGE_BUFFER)

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@ -1403,7 +1403,7 @@ static void zap_threads (struct mm_struct *mm)
do_each_thread(g,p) {
if (mm == p->mm && p != tsk &&
p->ptrace && p->parent->mm == mm) {
__ptrace_unlink(p);
__ptrace_detach(p, 0);
}
} while_each_thread(g,p);
write_unlock_irq(&tasklist_lock);

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@ -79,7 +79,7 @@ enum nf_ip_hook_priorities {
#ifdef __KERNEL__
extern int ip_route_me_harder(struct sk_buff **pskb);
extern int ip_xfrm_me_harder(struct sk_buff **pskb);
#endif /*__KERNEL__*/
#endif /*__LINUX_IP_NETFILTER_H*/

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@ -84,6 +84,7 @@ extern int ptrace_readdata(struct task_struct *tsk, unsigned long src, char __us
extern int ptrace_writedata(struct task_struct *tsk, char __user *src, unsigned long dst, int len);
extern int ptrace_attach(struct task_struct *tsk);
extern int ptrace_detach(struct task_struct *, unsigned int);
extern void __ptrace_detach(struct task_struct *, unsigned int);
extern void ptrace_disable(struct task_struct *);
extern int ptrace_check_attach(struct task_struct *task, int kill);
extern int ptrace_request(struct task_struct *child, long request, long addr, long data);

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@ -1123,8 +1123,8 @@ static task_t *copy_process(unsigned long clone_flags,
p->real_parent = current;
p->parent = p->real_parent;
spin_lock(&current->sighand->siglock);
if (clone_flags & CLONE_THREAD) {
spin_lock(&current->sighand->siglock);
/*
* Important: if an exit-all has been started then
* do not create this new thread - the whole thread
@ -1162,8 +1162,6 @@ static task_t *copy_process(unsigned long clone_flags,
*/
p->it_prof_expires = jiffies_to_cputime(1);
}
spin_unlock(&current->sighand->siglock);
}
/*
@ -1175,8 +1173,6 @@ static task_t *copy_process(unsigned long clone_flags,
if (unlikely(p->ptrace & PT_PTRACED))
__ptrace_link(p, current->parent);
attach_pid(p, PIDTYPE_PID, p->pid);
attach_pid(p, PIDTYPE_TGID, p->tgid);
if (thread_group_leader(p)) {
p->signal->tty = current->signal->tty;
p->signal->pgrp = process_group(current);
@ -1186,9 +1182,12 @@ static task_t *copy_process(unsigned long clone_flags,
if (p->pid)
__get_cpu_var(process_counts)++;
}
attach_pid(p, PIDTYPE_TGID, p->tgid);
attach_pid(p, PIDTYPE_PID, p->pid);
nr_threads++;
total_forks++;
spin_unlock(&current->sighand->siglock);
write_unlock_irq(&tasklist_lock);
proc_fork_connector(p);
return p;

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@ -72,8 +72,8 @@ void ptrace_untrace(task_t *child)
*/
void __ptrace_unlink(task_t *child)
{
if (!child->ptrace)
BUG();
BUG_ON(!child->ptrace);
child->ptrace = 0;
if (!list_empty(&child->ptrace_list)) {
list_del_init(&child->ptrace_list);
@ -184,22 +184,27 @@ bad:
return retval;
}
int ptrace_detach(struct task_struct *child, unsigned int data)
void __ptrace_detach(struct task_struct *child, unsigned int data)
{
if (!valid_signal(data))
return -EIO;
/* Architecture-specific hardware disable .. */
ptrace_disable(child);
/* .. re-parent .. */
child->exit_code = data;
write_lock_irq(&tasklist_lock);
/* .. re-parent .. */
__ptrace_unlink(child);
/* .. and wake it up. */
if (child->exit_state != EXIT_ZOMBIE)
wake_up_process(child);
}
int ptrace_detach(struct task_struct *child, unsigned int data)
{
if (!valid_signal(data))
return -EIO;
/* Architecture-specific hardware disable .. */
ptrace_disable(child);
write_lock_irq(&tasklist_lock);
if (child->ptrace)
__ptrace_detach(child, data);
write_unlock_irq(&tasklist_lock);
return 0;

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@ -67,7 +67,7 @@ void br_stp_disable_bridge(struct net_bridge *br)
{
struct net_bridge_port *p;
spin_lock(&br->lock);
spin_lock_bh(&br->lock);
list_for_each_entry(p, &br->port_list, list) {
if (p->state != BR_STATE_DISABLED)
br_stp_disable_port(p);
@ -76,7 +76,7 @@ void br_stp_disable_bridge(struct net_bridge *br)
br->topology_change = 0;
br->topology_change_detected = 0;
spin_unlock(&br->lock);
spin_unlock_bh(&br->lock);
del_timer_sync(&br->hello_timer);
del_timer_sync(&br->topology_change_timer);

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@ -78,6 +78,47 @@ int ip_route_me_harder(struct sk_buff **pskb)
}
EXPORT_SYMBOL(ip_route_me_harder);
#ifdef CONFIG_XFRM
int ip_xfrm_me_harder(struct sk_buff **pskb)
{
struct flowi fl;
unsigned int hh_len;
struct dst_entry *dst;
if (IPCB(*pskb)->flags & IPSKB_XFRM_TRANSFORMED)
return 0;
if (xfrm_decode_session(*pskb, &fl, AF_INET) < 0)
return -1;
dst = (*pskb)->dst;
if (dst->xfrm)
dst = ((struct xfrm_dst *)dst)->route;
dst_hold(dst);
if (xfrm_lookup(&dst, &fl, (*pskb)->sk, 0) < 0)
return -1;
dst_release((*pskb)->dst);
(*pskb)->dst = dst;
/* Change in oif may mean change in hh_len. */
hh_len = (*pskb)->dst->dev->hard_header_len;
if (skb_headroom(*pskb) < hh_len) {
struct sk_buff *nskb;
nskb = skb_realloc_headroom(*pskb, hh_len);
if (!nskb)
return -1;
if ((*pskb)->sk)
skb_set_owner_w(nskb, (*pskb)->sk);
kfree_skb(*pskb);
*pskb = nskb;
}
return 0;
}
EXPORT_SYMBOL(ip_xfrm_me_harder);
#endif
void (*ip_nat_decode_session)(struct sk_buff *, struct flowi *);
EXPORT_SYMBOL(ip_nat_decode_session);

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@ -235,19 +235,19 @@ ip_nat_out(unsigned int hooknum,
return NF_ACCEPT;
ret = ip_nat_fn(hooknum, pskb, in, out, okfn);
#ifdef CONFIG_XFRM
if (ret != NF_DROP && ret != NF_STOLEN
&& (ct = ip_conntrack_get(*pskb, &ctinfo)) != NULL) {
enum ip_conntrack_dir dir = CTINFO2DIR(ctinfo);
if (ct->tuplehash[dir].tuple.src.ip !=
ct->tuplehash[!dir].tuple.dst.ip
#ifdef CONFIG_XFRM
|| ct->tuplehash[dir].tuple.src.u.all !=
ct->tuplehash[!dir].tuple.dst.u.all
#endif
)
return ip_route_me_harder(pskb) == 0 ? ret : NF_DROP;
return ip_xfrm_me_harder(pskb) == 0 ? ret : NF_DROP;
}
#endif
return ret;
}