diff --git a/[refs] b/[refs]
index 77e32276086a..e2c5c8f9ddbb 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: fe3cb82364332b9db3b574e9e41de9c27eff470a
+refs/heads/master: e0d29c7699de723432da268748aefe9624fc8529
diff --git a/trunk/drivers/w1/slaves/w1_therm.c b/trunk/drivers/w1/slaves/w1_therm.c
index 7de99dfd11c8..2c8dff9f77da 100644
--- a/trunk/drivers/w1/slaves/w1_therm.c
+++ b/trunk/drivers/w1/slaves/w1_therm.c
@@ -171,7 +171,7 @@ static ssize_t w1_therm_read(struct device *device,
 	int i, max_trying = 10;
 	ssize_t c = PAGE_SIZE;
 
-	mutex_lock(&sl->master->mutex);
+	mutex_lock(&dev->mutex);
 
 	memset(rom, 0, sizeof(rom));