commit 17ead6c85c3d0ef57a14d1373f1f1cee2ce60ea8
author Trond Myklebust <trond.myklebust@primarydata.com> Sat Feb 01 14:53:23 2014 -0500
committer Trond Myklebust <trond.myklebust@primarydata.com> Sat Feb 01 15:13:39 2014 -0500
tree 36fc04d5578037acf69efda944b4e8dd2ff5a0df
parent 8a1f006ad302ea178aefb1f8c67e679c696289e9

NFSv4: Fix memory corruption in nfs4_proc_open_confirm

nfs41_wake_and_assign_slot() relies on the task->tk_msg.rpc_argp and
task->tk_msg.rpc_resp always pointing to the session sequence arguments.

nfs4_proc_open_confirm tries to pull a fast one by reusing the open
sequence structure, thus causing corruption of the NFSv4 slot table.

Cc: stable@vger.kernel.org # 3.12+
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>