diff --git a/drivers/w1/w1.c b/drivers/w1/w1.c
index fa932c2f7d97..66efa96c4603 100644
--- a/drivers/w1/w1.c
+++ b/drivers/w1/w1.c
@@ -709,7 +709,7 @@ static int w1_attach_slave_device(struct w1_master *dev, struct w1_reg_num *rn)
 
 	sl->owner = THIS_MODULE;
 	sl->master = dev;
-	set_bit(W1_SLAVE_ACTIVE, (long *)&sl->flags);
+	set_bit(W1_SLAVE_ACTIVE, &sl->flags);
 
 	memset(&msg, 0, sizeof(msg));
 	memcpy(&sl->reg_num, rn, sizeof(sl->reg_num));
@@ -866,7 +866,7 @@ void w1_slave_found(struct w1_master *dev, u64 rn)
 
 	sl = w1_slave_search_device(dev, tmp);
 	if (sl) {
-		set_bit(W1_SLAVE_ACTIVE, (long *)&sl->flags);
+		set_bit(W1_SLAVE_ACTIVE, &sl->flags);
 	} else {
 		if (rn && tmp->crc == w1_calc_crc8((u8 *)&rn_le, 7))
 			w1_attach_slave_device(dev, tmp);
@@ -984,14 +984,14 @@ void w1_search_process_cb(struct w1_master *dev, u8 search_type,
 	struct w1_slave *sl, *sln;
 
 	list_for_each_entry(sl, &dev->slist, w1_slave_entry)
-		clear_bit(W1_SLAVE_ACTIVE, (long *)&sl->flags);
+		clear_bit(W1_SLAVE_ACTIVE, &sl->flags);
 
 	w1_search_devices(dev, search_type, cb);
 
 	list_for_each_entry_safe(sl, sln, &dev->slist, w1_slave_entry) {
-		if (!test_bit(W1_SLAVE_ACTIVE, (unsigned long *)&sl->flags) && !--sl->ttl)
+		if (!test_bit(W1_SLAVE_ACTIVE, &sl->flags) && !--sl->ttl)
 			w1_slave_detach(sl);
-		else if (test_bit(W1_SLAVE_ACTIVE, (unsigned long *)&sl->flags))
+		else if (test_bit(W1_SLAVE_ACTIVE, &sl->flags))
 			sl->ttl = dev->slave_ttl;
 	}
 
diff --git a/drivers/w1/w1.h b/drivers/w1/w1.h
index 45908e56c2f8..ca8081a101d6 100644
--- a/drivers/w1/w1.h
+++ b/drivers/w1/w1.h
@@ -67,8 +67,8 @@ struct w1_slave
 	struct w1_reg_num	reg_num;
 	atomic_t		refcnt;
 	u8			rom[9];
-	u32			flags;
 	int			ttl;
+	unsigned long		flags;
 
 	struct w1_master	*master;
 	struct w1_family	*family;