X-Git-Url: http://git.monstr.eu/?p=linux-2.6-microblaze.git;a=blobdiff_plain;f=drivers%2Fblock%2Fnull_blk%2Fmain.c;h=187d779c8ca08232b036187036022a35e3822d8a;hp=d734e9ee1546e6c7046aa31c88caac89adeaf752;hb=7c636d4d20f8c5acfbfbc60f326fddb0e1cf5daa;hpb=96dcb97d0a40a60b9aee9f2c7a44ce8a1b6704bc

diff --git a/drivers/block/null_blk/main.c b/drivers/block/null_blk/main.c
index d734e9ee1546..187d779c8ca0 100644
--- a/drivers/block/null_blk/main.c
+++ b/drivers/block/null_blk/main.c
@@ -11,10 +11,6 @@
 #include <linux/init.h>
 #include "null_blk.h"
 
-#define PAGE_SECTORS_SHIFT	(PAGE_SHIFT - SECTOR_SHIFT)
-#define PAGE_SECTORS		(1 << PAGE_SECTORS_SHIFT)
-#define SECTOR_MASK		(PAGE_SECTORS - 1)
-
 #define FREE_BATCH		16
 
 #define TICKS_PER_SEC		50ULL
@@ -1721,8 +1717,7 @@ static int null_gendisk_register(struct nullb *nullb)
 			return ret;
 	}
 
-	add_disk(disk);
-	return 0;
+	return add_disk(disk);
 }
 
 static int null_init_tag_set(struct nullb *nullb, struct blk_mq_tag_set *set)