From: Pavel Emelyanov <xemul@parallels.com>
To: David Miller <davem@davemloft.net>,
Linux Netdev List <netdev@vger.kernel.org>
Subject: [PATCH] netns: Don't leak others' openreq-s in proc
Date: Mon, 22 Nov 2010 16:26:12 +0300 [thread overview]
Message-ID: <4CEA6F74.6010107@parallels.com> (raw)
The /proc/net/tcp leaks openreq sockets from other namespaces.
Signed-off-by: Pavel Emelyanov <xemul@parallels.com>
---
diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c
index 69ccbc1..e13da6d 100644
--- 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;
}
next reply other threads:[~2010-11-22 13:26 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-11-22 13:26 Pavel Emelyanov [this message]
2010-11-28 6:58 ` [PATCH] netns: Don't leak others' openreq-s in proc David Miller
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