From: Martin Kelly <martin@martingkelly.com>
Date: Fri, 17 Oct 2014 03:48:11 +0000 (-0700)
Subject: x86/xen: panic on bad Xen-provided memory map
X-Git-Tag: fixes-against-v3.18-rc2~10^2~1
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=1ea644c8f93f3435760d8b88c25d56475d8b7778;p=pandora-kernel.git

x86/xen: panic on bad Xen-provided memory map

Panic if Xen provides a memory map with 0 entries. Although this is
unlikely, it is better to catch the error at the point of seeing the map
than later on as a symptom of some other crash.

Signed-off-by: Martin Kelly <martkell@amazon.com>
Signed-off-by: David Vrabel <david.vrabel@citrix.com>
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