1 files changed, 1 insertions, 0 deletions

diff --git a/fs/autofs4/autofs_i.h b/fs/autofs4/autofs_i.h
index 5869d4e974a9..d8d8e7ba6a1e 100644
--- a/fs/autofs4/autofs_i.h
+++ b/fs/autofs4/autofs_i.h
@@ -116,6 +116,7 @@ struct autofs_sb_info {
         int needs_reghost;
         struct super_block *sb;
         struct mutex wq_mutex;
+        struct mutex pipe_mutex;
         spinlock_t fs_lock;
         struct autofs_wait_queue *queues; /* Wait queue pointer */
         spinlock_t lookup_lock;