nfsd4: remove dprintk

I haven't found this useful.

Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>
diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
index 9ce5831..5d86df1 100644
--- a/fs/nfsd/nfs4state.c
+++ b/fs/nfsd/nfs4state.c
@@ -718,9 +718,6 @@
 	struct nfs4_delegation *dp;
 	struct list_head reaplist;
 
-	dprintk("NFSD: expire_client cl_count %d\n",
-	                    atomic_read(&clp->cl_count));
-
 	INIT_LIST_HEAD(&reaplist);
 	spin_lock(&recall_lock);
 	while (!list_empty(&clp->cl_delegations)) {