gpu: drm/lease:: Use list_{next/prev}_entry instead of list_entry

It's better to use list_entry instead of list_{next/prev}_entry
as it makes the code more clear to read.
This patch replace list_entry with list_{next/prev}_entry.
Signed-off-by: Arushi Singhal <arushisinghal19971997@gmail.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/1522000893-5331-2-git-send-email-arushisinghal19971997@gmail.com

drivers/gpu/drm/drm_lease.c

@@ -340,7 +340,7 @@ static void _drm_lease_revoke(struct drm_master *top)
 				break;
 
 			/* Over */
-			master = list_entry(master->lessee_list.next, struct drm_master, lessee_list);
+			master = list_next_entry(master, lessee_list);
 		}
 	}
 }