1 files changed, 1 insertions, 0 deletions

diff --git a/drivers/w1/w1.h b/drivers/w1/w1.h
index 6cc7f0c5d434..d8900780c3bf 100644
--- a/drivers/w1/w1.h
+++ b/drivers/w1/w1.h
@@ -75,6 +75,7 @@ struct w1_slave
 
         struct w1_master        *master;
         struct w1_family        *family;
+        void                    *family_data;
         struct device           dev;
         struct completion       released;
 };