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authorTrond Myklebust <trondmy@gmail.com>2020-02-02 17:57:07 -0500
committerAnna Schumaker <Anna.Schumaker@Netapp.com>2020-02-03 16:35:07 -0500
commita8bd9ddf397be8e0d812ce3da4e40440ac25f6d0 (patch)
treea6abffd591fd5839936d4ce7e5f51b423c96e623 /fs/nfs
parentNFSv4: Limit the total number of cached delegations (diff)
downloadwireguard-linux-a8bd9ddf397be8e0d812ce3da4e40440ac25f6d0.tar.xz
wireguard-linux-a8bd9ddf397be8e0d812ce3da4e40440ac25f6d0.zip
NFS: Replace various occurrences of kstrndup() with kmemdup_nul()
When we already know the string length, it is more efficient to use kmemdup_nul(). Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com> [Anna - Changes to super.c were already made during fscontext conversion] Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
Diffstat (limited to 'fs/nfs')
-rw-r--r--fs/nfs/dns_resolve.c2
-rw-r--r--fs/nfs/nfs4namespace.c2
2 files changed, 2 insertions, 2 deletions
diff --git a/fs/nfs/dns_resolve.c b/fs/nfs/dns_resolve.c
index aec769a500a1..89bd5581f317 100644
--- a/fs/nfs/dns_resolve.c
+++ b/fs/nfs/dns_resolve.c
@@ -93,7 +93,7 @@ static void nfs_dns_ent_init(struct cache_head *cnew,
key = container_of(ckey, struct nfs_dns_ent, h);
kfree(new->hostname);
- new->hostname = kstrndup(key->hostname, key->namelen, GFP_KERNEL);
+ new->hostname = kmemdup_nul(key->hostname, key->namelen, GFP_KERNEL);
if (new->hostname) {
new->namelen = key->namelen;
nfs_dns_ent_update(cnew, ckey);
diff --git a/fs/nfs/nfs4namespace.c b/fs/nfs/nfs4namespace.c
index 3ea1c1008b5b..84026e7b8a5f 100644
--- a/fs/nfs/nfs4namespace.c
+++ b/fs/nfs/nfs4namespace.c
@@ -501,7 +501,7 @@ static int nfs4_try_replacing_one_location(struct nfs_server *server,
rpc_set_port(sap, NFS_PORT);
error = -ENOMEM;
- hostname = kstrndup(buf->data, buf->len, GFP_KERNEL);
+ hostname = kmemdup_nul(buf->data, buf->len, GFP_KERNEL);
if (hostname == NULL)
break;