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-rw-r--r--net/core/net_namespace.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/net/core/net_namespace.c b/net/core/net_namespace.c
index cb5290b8c428..70d3450588b2 100644
--- a/net/core/net_namespace.c
+++ b/net/core/net_namespace.c
@@ -198,8 +198,10 @@ static int __peernet2id(struct net *net, struct net *peer, bool alloc)
*/
int peernet2id(struct net *net, struct net *peer)
{
- int id = __peernet2id(net, peer, true);
+ bool alloc = atomic_read(&peer->count) == 0 ? false : true;
+ int id;
+ id = __peernet2id(net, peer, alloc);
return id >= 0 ? id : NETNSA_NSID_NOT_ASSIGNED;
}
EXPORT_SYMBOL(peernet2id);