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| author |   Chen Zhou <chenzhou10@huawei.com> | 2020-05-08 19:59:06 +0800 |
|---|---|---|
| committer |   Christoph Hellwig <hch@lst.de> | 2020-05-27 07:12:36 +0200 |
| commit | 09bb8986c99cd3395e96635df9e712f5da45bc07 (patch) | |
| tree | a48707b70b820add97541e3e3f4fe87b161c4150 /drivers/nvme | |
| parent | block/floppy: fix contended case in floppy_queue_rq() (diff) | |
| download | wireguard-linux-09bb8986c99cd3395e96635df9e712f5da45bc07.tar.xz wireguard-linux-09bb8986c99cd3395e96635df9e712f5da45bc07.zip | |
nvmet: replace kstrndup() with kmemdup_nul()
It is more efficient to use kmemdup_nul() if the size is known exactly.
The doc in kernel:
"Note: Use kmemdup_nul() instead if the size is known exactly."
Signed-off-by: Chen Zhou <chenzhou10@huawei.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'drivers/nvme')
| -rw-r--r-- | drivers/nvme/target/configfs.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/nvme/target/configfs.c b/drivers/nvme/target/configfs.c index ae8fb4489a10..19bd5e1c681c 100644 --- a/drivers/nvme/target/configfs.c +++ b/drivers/nvme/target/configfs.c @@ -324,7 +324,7 @@ static ssize_t nvmet_ns_device_path_store(struct config_item *item, kfree(ns->device_path); ret = -ENOMEM; - ns->device_path = kstrndup(page, len, GFP_KERNEL); + ns->device_path = kmemdup_nul(page, len, GFP_KERNEL); if (!ns->device_path) goto out_unlock; @@ -960,7 +960,7 @@ static ssize_t nvmet_subsys_attr_model_store(struct config_item *item, return -EINVAL; } - new_model_number = kstrndup(page, len, GFP_KERNEL); + new_model_number = kmemdup_nul(page, len, GFP_KERNEL); if (!new_model_number) return -ENOMEM; |