From df07a94cf50eb73d09bf2350c3fe2598e4cbeee1 Mon Sep 17 00:00:00 2001
From: "Jorge Boncompte [DTI2]" <jorge@dti2.net>
Date: Fri, 25 Nov 2011 13:24:49 -0500
Subject: netns: fix proxy ARP entries listing on a netns

Skip entries from foreign network namespaces.

Signed-off-by: Jorge Boncompte [DTI2] <jorge@dti2.net>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/net/core/neighbour.c b/net/core/neighbour.c
index 039d51e..5ac07d3 100644
--- a/net/core/neighbour.c
+++ b/net/core/neighbour.c
@@ -2397,7 +2397,10 @@ static struct pneigh_entry *pneigh_get_next(struct seq_file *seq,
 	struct net *net = seq_file_net(seq);
 	struct neigh_table *tbl = state->tbl;
 
-	pn = pn->next;
+	do {
+		pn = pn->next;
+	} while (pn && !net_eq(pneigh_net(pn), net));
+
 	while (!pn) {
 		if (++state->bucket > PNEIGH_HASHMASK)
 			break;
-- 
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