mtd: make register_mtd_parser return void

register_mtd_parser never fails; hence make it return void.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Signed-off-by: Brian Norris <computersforpeace@gmail.com>
diff --git a/drivers/mtd/mtdpart.c b/drivers/mtd/mtdpart.c
index 29ee91e..3c7d6d7 100644
--- a/drivers/mtd/mtdpart.c
+++ b/drivers/mtd/mtdpart.c
@@ -672,13 +672,11 @@
 
 #define put_partition_parser(p) do { module_put((p)->owner); } while (0)
 
-int register_mtd_parser(struct mtd_part_parser *p)
+void register_mtd_parser(struct mtd_part_parser *p)
 {
 	spin_lock(&part_parser_lock);
 	list_add(&p->list, &part_parsers);
 	spin_unlock(&part_parser_lock);
-
-	return 0;
 }
 EXPORT_SYMBOL_GPL(register_mtd_parser);