From: Cyrill Gorcunov <gorcunov@gmail.com>
Date: Fri, 1 May 2009 20:25:11 +0000 (+0400)
Subject: x86: uv - prevent NULL dereference in uv_system_init()
X-Git-Tag: v2.6.31-rc1~423^2~14^2~5
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=9a8709d44139748fe2e0ab56d20d8c384c8b65ad;p=pandora-kernel.git

x86: uv - prevent NULL dereference in uv_system_init()

We may reach NULL dereference oops if kmalloc failed.
Prevent it with explicit BUG_ON.

[ Impact: more controlled assert in 'impossible' scenario ]

Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org>
Acked-by: Jack Steiner <steiner@sgi.com>
LKML-Reference: <20090501202511.GE4633@lenovo>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
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