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>

drivers/mtd/afs.c

@@ -264,7 +264,8 @@ static struct mtd_part_parser afs_parser = {
 
 static int __init afs_parser_init(void)
 {
-	return register_mtd_parser(&afs_parser);
+	register_mtd_parser(&afs_parser);
+	return 0;
 }
 
 static void __exit afs_parser_exit(void)

drivers/mtd/ar7part.c

@@ -139,7 +139,8 @@ static struct mtd_part_parser ar7_parser = {
 
 static int __init ar7_parser_init(void)
 {
-	return register_mtd_parser(&ar7_parser);
+	register_mtd_parser(&ar7_parser);
+	return 0;
 }
 
 static void __exit ar7_parser_exit(void)

drivers/mtd/bcm47xxpart.c

@@ -243,7 +243,8 @@ static struct mtd_part_parser bcm47xxpart_mtd_parser = {
 
 static int __init bcm47xxpart_init(void)
 {
-	return register_mtd_parser(&bcm47xxpart_mtd_parser);
+	register_mtd_parser(&bcm47xxpart_mtd_parser);
+	return 0;
 }
 
 static void __exit bcm47xxpart_exit(void)

drivers/mtd/bcm63xxpart.c

@@ -221,7 +221,8 @@ static struct mtd_part_parser bcm63xx_cfe_parser = {
 
 static int __init bcm63xx_cfe_parser_init(void)
 {
-	return register_mtd_parser(&bcm63xx_cfe_parser);
+	register_mtd_parser(&bcm63xx_cfe_parser);
+	return 0;
 }
 
 static void __exit bcm63xx_cfe_parser_exit(void)

drivers/mtd/cmdlinepart.c

@@ -395,7 +395,8 @@ static int __init cmdline_parser_init(void)
 {
 	if (mtdparts)
 		mtdpart_setup(mtdparts);
-	return register_mtd_parser(&cmdline_parser);
+	register_mtd_parser(&cmdline_parser);
+	return 0;
 }
 
 static void __exit cmdline_parser_exit(void)

drivers/mtd/mtdpart.c

@@ -672,13 +672,11 @@ static struct mtd_part_parser *get_partition_parser(const char *name)
 
 #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);
 

drivers/mtd/ofpart.c

@@ -173,18 +173,9 @@ static struct mtd_part_parser ofoldpart_parser = {
 
 static int __init ofpart_parser_init(void)
 {
-	int rc;
-	rc = register_mtd_parser(&ofpart_parser);
-	if (rc)
-		goto out;
-
-	rc = register_mtd_parser(&ofoldpart_parser);
-	if (!rc)
-		return 0;
-
-	deregister_mtd_parser(&ofoldpart_parser);
-out:
-	return rc;
+	register_mtd_parser(&ofpart_parser);
+	register_mtd_parser(&ofoldpart_parser);
+	return 0;
 }
 
 static void __exit ofpart_parser_exit(void)

drivers/mtd/redboot.c

@@ -300,7 +300,8 @@ MODULE_ALIAS("RedBoot");
 
 static int __init redboot_parser_init(void)
 {
-	return register_mtd_parser(&redboot_parser);
+	register_mtd_parser(&redboot_parser);
+	return 0;
 }
 
 static void __exit redboot_parser_exit(void)

include/linux/mtd/partitions.h

@@ -76,7 +76,7 @@ struct mtd_part_parser {
 			struct mtd_part_parser_data *);
 };
 
-extern int register_mtd_parser(struct mtd_part_parser *parser);
+extern void register_mtd_parser(struct mtd_part_parser *parser);
 extern void deregister_mtd_parser(struct mtd_part_parser *parser);
 
 int mtd_is_partition(const struct mtd_info *mtd);