nfsd: remove unused get_new_stid()

		__nfs4_file_put_access(fp, oflag);

}

static inline int get_new_stid(struct nfs4_stid *stid)

{

	static int min_stateid = 0;

	struct idr *stateids = &stid->sc_client->cl_stateids;

	int new_stid;

	int error;

	error = idr_get_new_above(stateids, stid, min_stateid, &new_stid);

	/*

	 * Note: the necessary preallocation was done in

	 * nfs4_alloc_stateid().  The idr code caps the number of

	 * preallocations that can exist at a time, but the state lock

	 * prevents anyone from using ours before we get here:

	 */

	WARN_ON_ONCE(error);

	/*

	 * It shouldn't be a problem to reuse an opaque stateid value.

	 * I don't think it is for 4.1.  But with 4.0 I worry that, for

	 * example, a stray write retransmission could be accepted by

	 * the server when it should have been rejected.  Therefore,

	 * adopt a trick from the sctp code to attempt to maximize the

	 * amount of time until an id is reused, by ensuring they always

	 * "increase" (mod INT_MAX):

	 */

	min_stateid = new_stid+1;

	if (min_stateid == INT_MAX)

		min_stateid = 0;

	return new_stid;

}

static struct nfs4_stid *nfs4_alloc_stid(struct nfs4_client *cl, struct

kmem_cache *slab)

{