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-rw-r--r--include/net/net_namespace.h18
1 files changed, 18 insertions, 0 deletions
diff --git a/include/net/net_namespace.h b/include/net/net_namespace.h
index 700c53a3c6f..319557789a4 100644
--- a/include/net/net_namespace.h
+++ b/include/net/net_namespace.h
@@ -192,6 +192,24 @@ static inline void release_net(struct net *net)
}
#endif
+#ifdef CONFIG_NET_NS
+
+static inline void write_pnet(struct net **pnet, struct net *net)
+{
+ *pnet = net;
+}
+
+static inline struct net *read_pnet(struct net * const *pnet)
+{
+ return *pnet;
+}
+
+#else
+
+#define write_pnet(pnet, net) do { (void)(net);} while (0)
+#define read_pnet(pnet) (&init_net)
+
+#endif
#define for_each_net(VAR) \
list_for_each_entry(VAR, &net_namespace_list, list)