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-rw-r--r--kernel/cgroup/cgroup.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/kernel/cgroup/cgroup.c b/kernel/cgroup/cgroup.c
index aaba2a41562a..f1e4eaf4b4eb 100644
--- a/kernel/cgroup/cgroup.c
+++ b/kernel/cgroup/cgroup.c
@@ -4226,6 +4226,7 @@ css_next_descendant_pre(struct cgroup_subsys_state *pos,
return NULL;
}
+EXPORT_SYMBOL_GPL(css_next_descendant_pre);
/**
* css_rightmost_descendant - return the rightmost descendant of a css