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dm: tidy alloc_dev labels

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Tidy labels in alloc_dev to make later patches more clear.

No functional change in this patch.

Signed-off-by: Milan Broz <mbroz@redhat.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>
This commit is contained in:
Milan Broz 2008-02-08 02:10:19 +00:00 committed by Alasdair G Kergon
parent a26ffd4aa9
commit 6ed7ade896
1 changed files with 13 additions and 13 deletions
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26
drivers/md/dm.c
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@ -982,7 +982,7 @@ static struct mapped_device *alloc_dev(int minor)
} }
if (!try_module_get(THIS_MODULE)) if (!try_module_get(THIS_MODULE))
goto bad0; goto bad_module_get;
/* get a minor number for the dev */ /* get a minor number for the dev */
if (minor == DM_ANY_MINOR) if (minor == DM_ANY_MINOR)
@ -990,7 +990,7 @@ static struct mapped_device *alloc_dev(int minor)
else else
r = specific_minor(md, minor); r = specific_minor(md, minor);
if (r < 0) if (r < 0)
goto bad1; goto bad_minor;
memset(md, 0, sizeof(*md)); memset(md, 0, sizeof(*md));
init_rwsem(&md->io_lock); init_rwsem(&md->io_lock);
@ -1006,7 +1006,7 @@ static struct mapped_device *alloc_dev(int minor)
md->queue = blk_alloc_queue(GFP_KERNEL); md->queue = blk_alloc_queue(GFP_KERNEL);
if (!md->queue) if (!md->queue)
goto bad1_free_minor; goto bad_queue;
md->queue->queuedata = md; md->queue->queuedata = md;
md->queue->backing_dev_info.congested_fn = dm_any_congested; md->queue->backing_dev_info.congested_fn = dm_any_congested;
@ -1017,11 +1017,11 @@ static struct mapped_device *alloc_dev(int minor)
md->io_pool = mempool_create_slab_pool(MIN_IOS, _io_cache); md->io_pool = mempool_create_slab_pool(MIN_IOS, _io_cache);
if (!md->io_pool) if (!md->io_pool)
goto bad2; goto bad_io_pool;
md->tio_pool = mempool_create_slab_pool(MIN_IOS, _tio_cache); md->tio_pool = mempool_create_slab_pool(MIN_IOS, _tio_cache);
if (!md->tio_pool) if (!md->tio_pool)
goto bad3; goto bad_tio_pool;
md->bs = bioset_create(16, 16); md->bs = bioset_create(16, 16);
if (!md->bs) if (!md->bs)
@ -1029,7 +1029,7 @@ static struct mapped_device *alloc_dev(int minor)
md->disk = alloc_disk(1); md->disk = alloc_disk(1);
if (!md->disk) if (!md->disk)
goto bad4; goto bad_disk;
atomic_set(&md->pending, 0); atomic_set(&md->pending, 0);
init_waitqueue_head(&md->wait); init_waitqueue_head(&md->wait);
@ -1053,19 +1053,19 @@ static struct mapped_device *alloc_dev(int minor)
return md; return md;
bad4: bad_disk:
bioset_free(md->bs); bioset_free(md->bs);
bad_no_bioset: bad_no_bioset:
mempool_destroy(md->tio_pool); mempool_destroy(md->tio_pool);
bad3: bad_tio_pool:
mempool_destroy(md->io_pool); mempool_destroy(md->io_pool);
bad2: bad_io_pool:
blk_cleanup_queue(md->queue); blk_cleanup_queue(md->queue);
bad1_free_minor: bad_queue:
free_minor(minor); free_minor(minor);
bad1: bad_minor:
module_put(THIS_MODULE); module_put(THIS_MODULE);
bad0: bad_module_get:
kfree(md); kfree(md);
return NULL; return NULL;
} }