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netns: Don't leak others' openreq-s in proc
author
Pavel Emelyanov
<xemul@parallels.com>
Mon, 22 Nov 2010 03:26:12 +0000
(
03:26
+0000)
committer
David S. Miller
<davem@davemloft.net>
Sun, 28 Nov 2010 06:57:48 +0000
(22:57 -0800)
The /proc/net/tcp leaks openreq sockets from other namespaces.
Signed-off-by: Pavel Emelyanov <xemul@parallels.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
net/ipv4/tcp_ipv4.c
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diff --git
a/net/ipv4/tcp_ipv4.c
b/net/ipv4/tcp_ipv4.c
index 69ccbc1dde9cdfed2719e243fd6091cc9781a876..e13da6de1fc79e26dc6d03b671e1becf9e6c8754 100644
(file)
--- a/
net/ipv4/tcp_ipv4.c
+++ b/
net/ipv4/tcp_ipv4.c
@@
-2043,7
+2043,9
@@
get_req:
}
get_sk:
sk_nulls_for_each_from(sk, node) {
- if (sk->sk_family == st->family && net_eq(sock_net(sk), net)) {
+ if (!net_eq(sock_net(sk), net))
+ continue;
+ if (sk->sk_family == st->family) {
cur = sk;
goto out;
}