NFS: move from strlcpy with unused retval to strscpy

Follow the advice of the below link and prefer 'strscpy' in this
subsystem. Conversion is 1:1 because the return value is not used.
Generated by a coccinelle script.

Link: https://lore.kernel.org/r/CAHk-=wgfRnXz0W3D37d01q3JFkr_i_uTL=V6A6G1oUZcprmknw@mail.gmail.com/Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>

fs/nfs/nfs4client.c

@@ -254,7 +254,7 @@ struct nfs_client *nfs4_alloc_client(const struct nfs_client_initdata *cl_init)
 			goto error;
 		ip_addr = (const char *)buf;
 	}
-	strlcpy(clp->cl_ipaddr, ip_addr, sizeof(clp->cl_ipaddr));
+	strscpy(clp->cl_ipaddr, ip_addr, sizeof(clp->cl_ipaddr));
 
 	err = nfs_idmap_new(clp);
 	if (err < 0) {

fs/nfs/nfsroot.c

@@ -139,7 +139,7 @@ static int __init nfs_root_setup(char *line)
 	ROOT_DEV = Root_NFS;
 
 	if (line[0] == '/' || line[0] == ',' || (line[0] >= '0' && line[0] <= '9')) {
-		strlcpy(nfs_root_parms, line, sizeof(nfs_root_parms));
+		strscpy(nfs_root_parms, line, sizeof(nfs_root_parms));
 	} else {
 		size_t n = strlen(line) + sizeof(NFS_ROOT) - 1;
 		if (n >= sizeof(nfs_root_parms))