NFS: EXCHANGE_ID should save the server major and minor ID
Save the server major and minor ID results from EXCHANGE_ID, as they
are needed for detecting server trunking.
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
diff --git a/fs/nfs/nfs4xdr.c b/fs/nfs/nfs4xdr.c
index 12b9982..5ad2b2c 100644
--- a/fs/nfs/nfs4xdr.c
+++ b/fs/nfs/nfs4xdr.c
@@ -5144,24 +5144,27 @@
if (dummy != SP4_NONE)
return -EIO;
- /* Throw away minor_id */
+ /* server_owner4.so_minor_id */
p = xdr_inline_decode(xdr, 8);
if (unlikely(!p))
goto out_overflow;
+ p = xdr_decode_hyper(p, &res->server_owner->minor_id);
- /* Throw away Major id */
+ /* server_owner4.so_major_id */
status = decode_opaque_inline(xdr, &dummy, &dummy_str);
if (unlikely(status))
return status;
-
- /* Save server_scope */
- status = decode_opaque_inline(xdr, &dummy, &dummy_str);
- if (unlikely(status))
- return status;
-
if (unlikely(dummy > NFS4_OPAQUE_LIMIT))
return -EIO;
+ memcpy(res->server_owner->major_id, dummy_str, dummy);
+ res->server_owner->major_id_sz = dummy;
+ /* server_scope4 */
+ status = decode_opaque_inline(xdr, &dummy, &dummy_str);
+ if (unlikely(status))
+ return status;
+ if (unlikely(dummy > NFS4_OPAQUE_LIMIT))
+ return -EIO;
memcpy(res->server_scope->server_scope, dummy_str, dummy);
res->server_scope->server_scope_sz = dummy;