From 0df3bb131f789f5929f7a239869e9945e4a5a734 Mon Sep 17 00:00:00 2001
From: Roland Dreier <roland@topspin.com>
Date: Sat, 16 Apr 2005 15:26:11 -0700
Subject: [PATCH] [PATCH] IB: Fix user MAD registrations with class 0

Fix handling of MAD agent registrations with mgmt_class == 0.  In this case
ib_umad should pass a NULL registration request to the MAD core rather than a
request with mgmt_class set to 0.

Signed-off-by: Roland Dreier <roland@topspin.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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