X-Git-Url: https://git.whamcloud.com/?a=blobdiff_plain;f=lustre%2Fptlrpc%2Fsec_null.c;h=dd4332b5ad430a21561cbae319a16d660bca0906;hb=4a2abc926bf7408bbdd13fc0d99dc8abd54d8e37;hp=67dbcfbaf581fd7bb64b6b730864274bb6d44d70;hpb=6e3ec5812ebd1b5ecf7cae584f429b013ffe7431;p=fs%2Flustre-release.git

diff --git a/lustre/ptlrpc/sec_null.c b/lustre/ptlrpc/sec_null.c
index 67dbcfb..dd4332b 100644
--- a/lustre/ptlrpc/sec_null.c
+++ b/lustre/ptlrpc/sec_null.c
@@ -26,7 +26,7 @@
  * GPL HEADER END
  */
 /*
- * Copyright  2008 Sun Microsystems, Inc. All rights reserved
+ * Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
  * Use is subject to license terms.
  */
 /*
@@ -107,7 +107,16 @@ int null_ctx_verify(struct ptlrpc_cli_ctx *ctx, struct ptlrpc_request *req)
 
         if (req->rq_early) {
                 cksums = lustre_msg_get_cksum(req->rq_repdata);
+#if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 9, 0, 0)
+                if (lustre_msghdr_get_flags(req->rq_reqmsg) &
+                    MSGHDR_CKSUM_INCOMPAT18)
+                        cksumc = lustre_msg_calc_cksum(req->rq_repmsg, 0);
+                else
+                        cksumc = lustre_msg_calc_cksum(req->rq_repmsg, 1);
+#else
+# warning "remove checksum compatibility support for b1_8"
                 cksumc = lustre_msg_calc_cksum(req->rq_repmsg);
+#endif
                 if (cksumc != cksums) {
                         CWARN("early reply checksum mismatch: %08x != %08x\n",
                               cksumc, cksums);
@@ -192,11 +201,9 @@ void null_free_reqbuf(struct ptlrpc_sec *sec,
                          req, req->rq_reqlen, req->rq_reqbuf_len);
 
                 OBD_FREE(req->rq_reqbuf, req->rq_reqbuf_len);
-                req->rq_reqmsg = req->rq_reqbuf = NULL;
+                req->rq_reqbuf = NULL;
                 req->rq_reqbuf_len = 0;
         }
-
-        req->rq_reqmsg = NULL;
 }
 
 static
@@ -226,8 +233,6 @@ void null_free_repbuf(struct ptlrpc_sec *sec,
         OBD_FREE(req->rq_repbuf, req->rq_repbuf_len);
         req->rq_repbuf = NULL;
         req->rq_repbuf_len = 0;
-
-        req->rq_repmsg = NULL;
 }
 
 static
@@ -358,8 +363,19 @@ int null_authorize(struct ptlrpc_request *req)
                 else
                         req->rq_reply_off = 0;
         } else {
-                lustre_msg_set_cksum(rs->rs_repbuf,
-                                     lustre_msg_calc_cksum(rs->rs_repbuf));
+                __u32 cksum;
+
+#if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 9, 0, 0)
+                if (lustre_msghdr_get_flags(req->rq_reqmsg) &
+                    MSGHDR_CKSUM_INCOMPAT18)
+                        cksum = lustre_msg_calc_cksum(rs->rs_repbuf, 0);
+                else
+                        cksum = lustre_msg_calc_cksum(rs->rs_repbuf, 1);
+#else
+# warning "remove checksum compatibility support for b1_8"
+                cksum = lustre_msg_calc_cksum(rs->rs_repbuf);
+#endif
+                lustre_msg_set_cksum(rs->rs_repbuf, cksum);
                 req->rq_reply_off = 0;
         }