From e1fbde130442f4b027f0a44f45993f685d17f0c9 Mon Sep 17 00:00:00 2001
From: nathan <nathan>
Date: Mon, 8 Dec 2008 22:01:45 +0000
Subject: [PATCH] b=17933 CMD seems to add an unnamed link

---
 lustre/mdd/mdd_dir.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/lustre/mdd/mdd_dir.c b/lustre/mdd/mdd_dir.c
index 309025bb..9b54aba 100644
--- a/lustre/mdd/mdd_dir.c
+++ b/lustre/mdd/mdd_dir.c
@@ -2271,6 +2271,9 @@ static int __mdd_links_add(const struct lu_env *env, struct lu_buf *buf,
         struct link_ea_entry *lee;
         int reclen;
 
+        if (lname == NULL || pfid == NULL)
+                return -EINVAL;
+
         /* Make sure our buf is big enough for the new one */
         leh = buf->lb_buf;
         reclen = lname->ln_namelen + sizeof(struct link_ea_entry);
-- 
1.8.3.1