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Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6

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* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6:
  netns: Don't receive new packets in a dead network namespace.
  sctp: Make sure N * sizeof(union sctp_addr) does not overflow.
  pppoe: warning fix
  ipv6: Drop packets for loopback address from outside of the box.
  ipv6: Remove options header when setsockopt's optlen is 0
  mac80211: detect driver tx bugs
This commit is contained in:
Linus Torvalds
2008-06-21 08:44:08 -07:00
parent b732d9680b b9f75f45a6
commit a19214430d
9 changed files with 52 additions and 7 deletions
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include/net/ipv6.h
+6
View File
@@ -367,6 +367,12 @@ static inline int ipv6_addr_any(const struct in6_addr *a)
a->s6_addr32[2] | a->s6_addr32[3] ) == 0);
}
static inline int ipv6_addr_loopback(const struct in6_addr *a)
{
return ((a->s6_addr32[0] | a->s6_addr32[1] |
a->s6_addr32[2] | (a->s6_addr32[3] ^ htonl(1))) == 0);
}
static inline int ipv6_addr_v4mapped(const struct in6_addr *a)
{
return ((a->s6_addr32[0] | a->s6_addr32[1] |
include/net/net_namespace.h
+11
View File
@@ -95,6 +95,11 @@ extern struct list_head net_namespace_list;
#ifdef CONFIG_NET_NS
extern void __put_net(struct net *net);
static inline int net_alive(struct net *net)
{
return net && atomic_read(&net->count);
}
static inline struct net *get_net(struct net *net)
{
atomic_inc(&net->count);
@@ -125,6 +130,12 @@ int net_eq(const struct net *net1, const struct net *net2)
return net1 == net2;
}
#else
static inline int net_alive(struct net *net)
{
return 1;
}
static inline struct net *get_net(struct net *net)
{
return net;