diff options
author | Dan Williams <dan.j.williams@intel.com> | 2016-03-18 02:23:09 +0100 |
---|---|---|
committer | Dan Williams <dan.j.williams@intel.com> | 2016-04-22 19:59:54 +0200 |
commit | e32bc729a3a486e20443db3379ecf67240b20616 (patch) | |
tree | 1d4e0b6dd686eb88766581cce79b59ab04266284 /drivers/nvdimm/btt.c | |
parent | libnvdimm, pfn, convert nd_pfn_probe() to devm (diff) | |
download | linux-e32bc729a3a486e20443db3379ecf67240b20616.tar.xz linux-e32bc729a3a486e20443db3379ecf67240b20616.zip |
libnvdimm, btt, convert nd_btt_probe() to devm
Pass the device performing the probe so we can use a devm allocation for
the btt superblock.
Cc: Vishal Verma <vishal.l.verma@intel.com>
Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Diffstat (limited to 'drivers/nvdimm/btt.c')
-rw-r--r-- | drivers/nvdimm/btt.c | 17 |
1 files changed, 6 insertions, 11 deletions
diff --git a/drivers/nvdimm/btt.c b/drivers/nvdimm/btt.c index 676c31a8fb6d..cc9fafed9362 100644 --- a/drivers/nvdimm/btt.c +++ b/drivers/nvdimm/btt.c @@ -1306,7 +1306,7 @@ static struct btt *btt_init(struct nd_btt *nd_btt, unsigned long long rawsize, struct btt *btt; struct device *dev = &nd_btt->dev; - btt = kzalloc(sizeof(struct btt), GFP_KERNEL); + btt = devm_kzalloc(dev, sizeof(struct btt), GFP_KERNEL); if (!btt) return NULL; @@ -1321,13 +1321,13 @@ static struct btt *btt_init(struct nd_btt *nd_btt, unsigned long long rawsize, ret = discover_arenas(btt); if (ret) { dev_err(dev, "init: error in arena_discover: %d\n", ret); - goto out_free; + return NULL; } if (btt->init_state != INIT_READY && nd_region->ro) { dev_info(dev, "%s is read-only, unable to init btt metadata\n", dev_name(&nd_region->dev)); - goto out_free; + return NULL; } else if (btt->init_state != INIT_READY) { btt->num_arenas = (rawsize / ARENA_MAX_SIZE) + ((rawsize % ARENA_MAX_SIZE) ? 1 : 0); @@ -1337,29 +1337,25 @@ static struct btt *btt_init(struct nd_btt *nd_btt, unsigned long long rawsize, ret = create_arenas(btt); if (ret) { dev_info(dev, "init: create_arenas: %d\n", ret); - goto out_free; + return NULL; } ret = btt_meta_init(btt); if (ret) { dev_err(dev, "init: error in meta_init: %d\n", ret); - goto out_free; + return NULL; } } ret = btt_blk_init(btt); if (ret) { dev_err(dev, "init: error in blk_init: %d\n", ret); - goto out_free; + return NULL; } btt_debugfs_init(btt); return btt; - - out_free: - kfree(btt); - return NULL; } /** @@ -1377,7 +1373,6 @@ static void btt_fini(struct btt *btt) btt_blk_cleanup(btt); free_arenas(btt); debugfs_remove_recursive(btt->debugfs_dir); - kfree(btt); } } |