From 97abd760ab823f5fc713815c25bcd417a5ccf74a Mon Sep 17 00:00:00 2001
From: alex <alex>
Date: Sat, 3 Oct 2009 19:26:24 +0000
Subject: [PATCH]  - dmu osd: don't allow too long names

---
 lustre/dmu-osd/udmu.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/lustre/dmu-osd/udmu.c b/lustre/dmu-osd/udmu.c
index 120ce17..1503f58 100644
--- a/lustre/dmu-osd/udmu.c
+++ b/lustre/dmu-osd/udmu.c
@@ -439,6 +439,8 @@ int udmu_zap_lookup(udmu_objset_t *uos, dmu_buf_t *zap_db, const char *name,
         uint64_t oid;
         oid = zap_db->db_object;
 
+        if (strlen(name) >= MAXNAMELEN)
+                return EOVERFLOW;
         /*
          * value_size should be a multiple of intsize.
          * intsize is 8 for micro ZAP and 1, 2, 4 or 8 for a fat ZAP.
-- 
1.8.3.1