diff options
Diffstat (limited to 'drivers/lightnvm/core.c')
| -rw-r--r-- | drivers/lightnvm/core.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/lightnvm/core.c b/drivers/lightnvm/core.c index 0d1fb6b..0dc9a80 100644 --- a/drivers/lightnvm/core.c +++ b/drivers/lightnvm/core.c @@ -464,8 +464,13 @@ static int nvm_core_init(struct nvm_dev *dev) dev->nr_luns = dev->luns_per_chnl * dev->nr_chnls; dev->total_secs = dev->nr_luns * dev->sec_per_lun; + dev->lun_map = kcalloc(BITS_TO_LONGS(dev->nr_luns), + sizeof(unsigned long), GFP_KERNEL); + if (!dev->lun_map) + return -ENOMEM; INIT_LIST_HEAD(&dev->online_targets); mutex_init(&dev->mlock); + spin_lock_init(&dev->lock); return 0; } @@ -585,6 +590,7 @@ int nvm_register(struct request_queue *q, char *disk_name, return 0; err_init: + kfree(dev->lun_map); kfree(dev); return ret; } @@ -607,6 +613,7 @@ void nvm_unregister(char *disk_name) up_write(&nvm_lock); nvm_exit(dev); + kfree(dev->lun_map); kfree(dev); } EXPORT_SYMBOL(nvm_unregister); |