From: Matan Barak <matanb@mellanox.com>
Date: Sun, 1 Sep 2013 15:39:52 +0000 (+0300)
Subject: IB/core: Better checking of userspace values for receive flow steering
X-Git-Tag: v3.12-rc1~139^2^2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=22878dbc9173a7f0322dd697b1b5b49a83a1d4d5;p=pandora-kernel.git

IB/core: Better checking of userspace values for receive flow steering

  - Don't allow unsupported comp_mask values, user should check
    ibv_query_device to know which features are supported.
  - Add a check in ib_uverbs_create_flow() to verify the size passed
    from the user space.

Signed-off-by: Matan Barak <matanb@mellanox.com>
Signed-off-by: Roland Dreier <roland@purestorage.com>
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