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-rw-r--r--include/net/net_namespace.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/include/net/net_namespace.h b/include/net/net_namespace.h
index 10f99dafd5ac..049008493faf 100644
--- a/include/net/net_namespace.h
+++ b/include/net/net_namespace.h
@@ -223,6 +223,11 @@ int net_eq(const struct net *net1, const struct net *net2)
return net1 == net2;
}
+static inline int check_net(const struct net *net)
+{
+ return atomic_read(&net->count) != 0;
+}
+
void net_drop_ns(void *);
#else
@@ -247,6 +252,11 @@ int net_eq(const struct net *net1, const struct net *net2)
return 1;
}
+static inline int check_net(const struct net *net)
+{
+ return 1;
+}
+
#define net_drop_ns NULL
#endif