tree 38564666360a99f32cd89ebdbb22f3cbcd09d65d
parent 54b9a96f10d9acb7b1ffd40e2e1736443eb7656d
author Christoph Hellwig <hch@lst.de> 1440579637 +0200
committer Doug Ledford <dledford@redhat.com> 1441304724 -0400

IB/uverbs: reject invalid or unknown opcodes

We have many WR opcodes that are only supported in kernel space
and/or require optional information to be copied into the WR
structure.  Reject all those not explicitly handled so that we
can't pass invalid information to drivers.

Cc: stable@vger.kernel.org
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Jason Gunthorpe <jgunthorpe@obsidianresearch.com>
Reviewed-by: Sagi Grimberg <sagig@mellanox.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>