diff options
Diffstat (limited to 'drivers/nvme/target/configfs.c')
| -rw-r--r-- | drivers/nvme/target/configfs.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/nvme/target/configfs.c b/drivers/nvme/target/configfs.c index 6286e3843..b03b5d1c2 100644 --- a/drivers/nvme/target/configfs.c +++ b/drivers/nvme/target/configfs.c @@ -534,6 +534,7 @@ static ssize_t nvmet_ns_device_path_store(struct config_item *item, struct nvmet_subsys *subsys = ns->subsys; size_t len; int ret; + char *new_path = NULL; mutex_lock(&subsys->lock); ret = -EBUSY; @@ -545,12 +546,14 @@ static ssize_t nvmet_ns_device_path_store(struct config_item *item, if (!len) goto out_unlock; - kfree(ns->device_path); ret = -ENOMEM; - ns->device_path = kmemdup_nul(page, len, GFP_KERNEL); - if (!ns->device_path) + new_path = kmemdup_nul(page, len, GFP_KERNEL); + if (!new_path) goto out_unlock; + kfree(ns->device_path); + ns->device_path = new_path; + mutex_unlock(&subsys->lock); return count; |