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[NET] NETNS: Omit namespace comparision without CONFIG_NET_NS.

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Introduce an inline net_eq() to compare two namespaces.
Without CONFIG_NET_NS, since no namespace other than &init_net
exists, it is always 1.

We do not need to convert 1) inline vs inline and
2) inline vs &init_net comparisons.

Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
This commit is contained in:
YOSHIFUJI Hideaki
2008-03-26 03:57:35 +09:00
parent 57da52c1e6
commit 878628fbf2
14 changed files with 56 additions and 44 deletions
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10
net/ipv4/udp.c
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@@ -137,7 +137,7 @@ static inline int __udp_lib_lport_inuse(struct net *net, __u16 num,
struct hlist_node *node;
sk_for_each(sk, node, &udptable[num & (UDP_HTABLE_SIZE - 1)])
if (sock_net(sk) == net && sk->sk_hash == num)
if (net_eq(sock_net(sk), net) && sk->sk_hash == num)
return 1;
return 0;
}
@@ -218,7 +218,7 @@ gotit:
sk_for_each(sk2, node, head)
if (sk2->sk_hash == snum &&
sk2 != sk &&
sock_net(sk2) == net &&
net_eq(sock_net(sk2), net) &&
(!sk2->sk_reuse || !sk->sk_reuse) &&
(!sk2->sk_bound_dev_if || !sk->sk_bound_dev_if
|| sk2->sk_bound_dev_if == sk->sk_bound_dev_if) &&
@@ -269,7 +269,7 @@ static struct sock *__udp4_lib_lookup(struct net *net, __be32 saddr,
sk_for_each(sk, node, &udptable[hnum & (UDP_HTABLE_SIZE - 1)]) {
struct inet_sock *inet = inet_sk(sk);
if (sock_net(sk) == net && sk->sk_hash == hnum &&
if (net_eq(sock_net(sk), net) && sk->sk_hash == hnum &&
!ipv6_only_sock(sk)) {
int score = (sk->sk_family == PF_INET ? 1 : 0);
if (inet->rcv_saddr) {
@@ -1511,7 +1511,7 @@ static struct sock *udp_get_first(struct seq_file *seq)
for (state->bucket = 0; state->bucket < UDP_HTABLE_SIZE; ++state->bucket) {
struct hlist_node *node;
sk_for_each(sk, node, state->hashtable + state->bucket) {
if (sock_net(sk) != net)
if (!net_eq(sock_net(sk), net))
continue;
if (sk->sk_family == state->family)
goto found;
@@ -1531,7 +1531,7 @@ static struct sock *udp_get_next(struct seq_file *seq, struct sock *sk)
sk = sk_next(sk);
try_again:
;
} while (sk && (sock_net(sk) != net || sk->sk_family != state->family));
} while (sk && (!net_eq(sock_net(sk), net) || sk->sk_family != state->family));
if (!sk && ++state->bucket < UDP_HTABLE_SIZE) {
sk = sk_head(state->hashtable + state->bucket);