diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
index 4624988..e4a4c87 100644
--- a/fs/nfsd/nfs4state.c
+++ b/fs/nfsd/nfs4state.c
@@ -195,6 +195,8 @@
 	struct nfs4_callback *cb = &stp->st_stateowner->so_client->cl_callback;
 
 	dprintk("NFSD alloc_init_deleg\n");
+	if (fp->fi_had_conflict)
+		return NULL;
 	if (num_delegations > max_delegations)
 		return NULL;
 	dp = kmem_cache_alloc(deleg_slab, GFP_KERNEL);
@@ -1002,6 +1004,7 @@
 		list_add(&fp->fi_hash, &file_hashtbl[hashval]);
 		fp->fi_inode = igrab(ino);
 		fp->fi_id = current_fileid++;
+		fp->fi_had_conflict = false;
 		return fp;
 	}
 	return NULL;
@@ -1328,6 +1331,7 @@
 {
 	struct nfs4_delegation *dp = __dp;
 
+	dp->dl_file->fi_had_conflict = true;
 	nfsd4_cb_recall(dp);
 	return 0;
 }