1 files changed, 1 insertions, 0 deletions

diff --git a/drivers/w1/w1.h b/drivers/w1/w1.h
index 4d012ca3f32c..45908e56c2f8 100644
--- a/drivers/w1/w1.h
+++ b/drivers/w1/w1.h
@@ -180,6 +180,7 @@ struct w1_master
 
         struct task_struct      *thread;
         struct mutex            mutex;
+        struct mutex            bus_mutex;
 
         struct device_driver    *driver;
         struct device           dev;