Commit b362c733 authored by Yangtao Li's avatar Yangtao Li Committed by Mike Snitzer
Browse files

dm: push error reporting down to dm_register_target() 



Simplifies each DM target's init method by making dm_register_target()
responsible for its error reporting (on behalf of targets).

Signed-off-by: default avatarYangtao Li <frank.li@vivo.com>
Signed-off-by: default avatarMike Snitzer <snitzer@kernel.org>
parent 6b79a428

drivers/md/dm-cache-target.c

+0 −1
Original line number Diff line number Diff line
@@ -3459,7 +3459,6 @@ static int __init dm_cache_init(void) 


	r = dm_register_target(&cache_target);

	if (r) {

		DMERR("cache target registration failed: %d", r);

		kmem_cache_destroy(migration_cache);

		return r;

	}

drivers/md/dm-clone-target.c

+0 −1
Original line number Diff line number Diff line
@@ -2204,7 +2204,6 @@ static int __init dm_clone_init(void) 


	r = dm_register_target(&clone_target);

	if (r < 0) {

		DMERR("Failed to register clone target");

		kmem_cache_destroy(_hydration_cache);

		return r;

	}

drivers/md/dm-crypt.c

+1 −7
Original line number Diff line number Diff line
@@ -3662,13 +3662,7 @@ static struct target_type crypt_target = { 


static int __init dm_crypt_init(void)

{

	int r;



	r = dm_register_target(&crypt_target);

	if (r < 0)

		DMERR("register failed %d", r);



	return r;

	return dm_register_target(&crypt_target);

}



static void __exit dm_crypt_exit(void)

drivers/md/dm-delay.c

+1 −12
Original line number Diff line number Diff line
@@ -370,18 +370,7 @@ static struct target_type delay_target = { 


static int __init dm_delay_init(void)

{

	int r;



	r = dm_register_target(&delay_target);

	if (r < 0) {

		DMERR("register failed %d", r);

		goto bad_register;

	}



	return 0;



bad_register:

	return r;

	return dm_register_target(&delay_target);

}



static void __exit dm_delay_exit(void)

drivers/md/dm-dust.c

+1 −6
Original line number Diff line number Diff line
@@ -573,12 +573,7 @@ static struct target_type dust_target = { 


static int __init dm_dust_init(void)

{

	int r = dm_register_target(&dust_target);



	if (r < 0)

		DMERR("dm_register_target failed %d", r);



	return r;

	return dm_register_target(&dust_target);

}



static void __exit dm_dust_exit(void)