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authorBryan Schumaker <bjschuma@netapp.com>2012-10-02 16:01:38 -0400
committerTrond Myklebust <Trond.Myklebust@netapp.com>2012-10-02 13:04:09 -0700
commitddfc4e171292d63d7e3f8c95ff9c3ef9932870ce (patch)
tree1464e97f079348fdff1f77eb8eb1dca9fc6cd88a /fs/nfs
parentfd4835708ffd3387a76df2d1d3021717b0b63761 (diff)
downloadop-kernel-dev-ddfc4e171292d63d7e3f8c95ff9c3ef9932870ce.zip
op-kernel-dev-ddfc4e171292d63d7e3f8c95ff9c3ef9932870ce.tar.gz
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>
Diffstat (limited to 'fs/nfs')
-rw-r--r--fs/nfs/idmap.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/nfs/idmap.c b/fs/nfs/idmap.c
index 675b389c..9cc4a3f 100644
--- a/fs/nfs/idmap.c
+++ b/fs/nfs/idmap.c
@@ -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)
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