remove unnecessary void* type casting

Signed-off-by: Zhou jie <zhoujie@nfschina.com>
---
 drivers/md/dm-linear.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/md/dm-linear.c b/drivers/md/dm-linear.c
index 76b486e4d2be..5637c480216a 100644
--- a/drivers/md/dm-linear.c
+++ b/drivers/md/dm-linear.c
@@ -71,7 +71,7 @@ static int linear_ctr(struct dm_target *ti, unsigned int argc, char **argv)
 
 static void linear_dtr(struct dm_target *ti)
 {
-	struct linear_c *lc = (struct linear_c *) ti->private;
+	struct linear_c *lc = ti->private;
 
 	dm_put_device(ti, lc->dev);
 	kfree(lc);
@@ -119,7 +119,7 @@ static void linear_status(struct dm_target *ti, status_type_t type,
 	case STATUSTYPE_IMA:
 		DMEMIT_TARGET_NAME_VERSION(ti->type);
 		DMEMIT(",device_name=%s,start=%llu;", lc->dev->name,
-		       (unsigned long long)lc->start);
+		       lc->start);
 		break;
 	}
 }
-- 
2.18.2