lightnvm: missing free on init error

If either max_phys_sect is out of bound, the nvm_dev structure is not
freed.

Signed-off-by: Matias Bjørling <m@bjorling.me>
Signed-off-by: Jens Axboe <axboe@fb.com>

1 files changed, 4 insertions, 2 deletions

diff --git a/drivers/lightnvm/core.c b/drivers/lightnvm/core.c
index bed47e7249a9..f61d325fd978 100644
--- a/drivers/lightnvm/core.c
+++ b/drivers/lightnvm/core.c
@@ -313,11 +313,13 @@ int nvm_register(struct request_queue *q, char *disk_name,
                                                                 "ppalist");
                 if (!dev->ppalist_pool) {
                         pr_err("nvm: could not create ppa pool\n");
-                        return -ENOMEM;
+                        ret = -ENOMEM;
+                        goto err_init;
                 }
         } else if (dev->ops->max_phys_sect > 256) {
                 pr_info("nvm: max sectors supported is 256.\n");
-                return -EINVAL;
+                ret = -EINVAL;
+                goto err_init;
         }
 
         down_write(&nvm_lock);