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-rw-r--r--net/core/sock.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/net/core/sock.c b/net/core/sock.c
index fe96c5d34299..b261a7977746 100644
--- a/net/core/sock.c
+++ b/net/core/sock.c
@@ -186,8 +186,10 @@ void mem_cgroup_sockets_destroy(struct mem_cgroup *memcg)
static struct lock_class_key af_family_keys[AF_MAX];
static struct lock_class_key af_family_slock_keys[AF_MAX];
+#if defined(CONFIG_MEMCG_KMEM)
struct static_key memcg_socket_limit_enabled;
EXPORT_SYMBOL(memcg_socket_limit_enabled);
+#endif
/*
* Make lock validator output more readable. (we pre-construct these