From 9d093e2958baf76154d1008339f594f798a52790 Mon Sep 17 00:00:00 2001
From: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Date: Thu, 29 Sep 2011 13:31:21 -0400
Subject: [PATCH] xen/events: BUG() when we can't allocate our event->irq
 array.

In case we can't allocate we are doomed. We should BUG_ON
instead of trying to dereference it later on.

Acked-by: Ian Campbell <ian.campbell@citrix.com>
[v1: Use BUG_ON instead of BUG]
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
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