NFS: Set key construction data for the legacy upcall

This prevents a null pointer dereference when
nfs_idmap_complete_pipe_upcall_locked() calls complete_request_key().

Fixes a regression caused by commit 0cac12023 (NFSv4: Ensure that
idmap_pipe_downcall sanity-checks the downcall data).

Signed-off-by: Bryan Schumaker <bjschuma@netapp.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
Bryan Schumaker 2012-10-02 16:01:38 -04:00 committed by Trond Myklebust
parent fd4835708f
commit ddfc4e1712

View File

@ -707,6 +707,7 @@ static int nfs_idmap_legacy_upcall(struct key_construction *cons,
msg = &data->pipe_msg;
im = &data->idmap_msg;
data->idmap = idmap;
data->key_cons = cons;
ret = nfs_idmap_prepare_message(key->description, idmap, im, msg);
if (ret < 0)