From: phil <phil>
Date: Mon, 1 Mar 2004 18:16:43 +0000 (+0000)
Subject: Don't dereference NULL lock in error path
X-Git-Tag: 1.2.0~19
X-Git-Url: https://git.whamcloud.com/gitweb?a=commitdiff_plain;h=fc0cc3f671db585ee42489cd5e8085d0d4f5f626;p=fs%2Flustre-release.git

Don't dereference NULL lock in error path
---

diff --git a/lustre/ldlm/ldlm_lockd.c b/lustre/ldlm/ldlm_lockd.c
index a9020d3..c28bbe2 100644
--- a/lustre/ldlm/ldlm_lockd.c
+++ b/lustre/ldlm/ldlm_lockd.c
@@ -643,7 +643,7 @@ int ldlm_handle_enqueue(struct ptlrpc_request *req,
 
         EXIT;
  out:
-        if (lock->l_resource->lr_lvb_len > 0) {
+        if (lock != NULL && lock->l_resource->lr_lvb_len > 0) {
                 void *lvb = lustre_msg_buf(req->rq_repmsg, 1,
                                            lock->l_resource->lr_lvb_len);
                 memcpy(lvb, lock->l_resource->lr_lvb_data,