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-rw-r--r--include/linux/user_namespace.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/user_namespace.h b/include/linux/user_namespace.h
index faf467944baf..dc2d85a76376 100644
--- a/include/linux/user_namespace.h
+++ b/include/linux/user_namespace.h
@@ -12,6 +12,7 @@
struct user_namespace {
struct kref kref;
struct hlist_head uidhash_table[UIDHASH_SZ];
+ struct user_namespace *parent;
struct user_struct *creator;
struct work_struct destroyer;
};