nfsd: remove redundant test from nfsd_reply_cache_free

Entries can only get a c_type of RC_REPLBUFF iff they are
RC_DONE. Therefore the test for RC_DONE isn't necessary here.
Signed-off-by: NJeff Layton <jlayton@redhat.com>
Signed-off-by: NJ. Bruce Fields <bfields@redhat.com>

fs/nfsd/nfscache.c

@@ -65,7 +65,7 @@ nfsd_reply_cache_alloc(void)
 static void
 nfsd_reply_cache_free_locked(struct svc_cacherep *rp)
 {
-	if (rp->c_state == RC_DONE && rp->c_type == RC_REPLBUFF)
+	if (rp->c_type == RC_REPLBUFF)
 		kfree(rp->c_replvec.iov_base);
 	list_del(&rp->c_lru);
 	kmem_cache_free(drc_slab, rp);