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authorEric W. Biederman <ebiederm@xmission.com>2012-05-25 01:58:08 +0200
committerEric W. Biederman <ebiederm@xmission.com>2012-08-15 06:55:20 +0200
commitd06ca9564350184a19b5aae9ac150f1b1306de29 (patch)
treea6f5e39232911fe0582690f223390997a84f0b86 /net/ipv4/udp_diag.c
parentuserns: Implement sk_user_ns (diff)
downloadlinux-d06ca9564350184a19b5aae9ac150f1b1306de29.tar.xz
linux-d06ca9564350184a19b5aae9ac150f1b1306de29.zip
userns: Teach inet_diag to work with user namespaces
Compute the user namespace of the socket that we are replying to and translate the kuids of reported sockets into that user namespace. Cc: Andrew Vagin <avagin@openvz.org> Acked-by: David S. Miller <davem@davemloft.net> Acked-by: Pavel Emelyanov <xemul@parallels.com> Acked-by: Serge Hallyn <serge.hallyn@canonical.com> Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
Diffstat (limited to 'net/ipv4/udp_diag.c')
-rw-r--r--net/ipv4/udp_diag.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/net/ipv4/udp_diag.c b/net/ipv4/udp_diag.c
index 16d0960062be..d2f336ea82ca 100644
--- a/net/ipv4/udp_diag.c
+++ b/net/ipv4/udp_diag.c
@@ -24,7 +24,9 @@ static int sk_diag_dump(struct sock *sk, struct sk_buff *skb,
if (!inet_diag_bc_sk(bc, sk))
return 0;
- return inet_sk_diag_fill(sk, NULL, skb, req, NETLINK_CB(cb->skb).pid,
+ return inet_sk_diag_fill(sk, NULL, skb, req,
+ sk_user_ns(NETLINK_CB(cb->skb).ssk),
+ NETLINK_CB(cb->skb).pid,
cb->nlh->nlmsg_seq, NLM_F_MULTI, cb->nlh);
}
@@ -69,6 +71,7 @@ static int udp_dump_one(struct udp_table *tbl, struct sk_buff *in_skb,
goto out;
err = inet_sk_diag_fill(sk, NULL, rep, req,
+ sk_user_ns(NETLINK_CB(in_skb).ssk),
NETLINK_CB(in_skb).pid,
nlh->nlmsg_seq, 0, nlh);
if (err < 0) {