x86/xen: panic on bad Xen-provided memory map
authorMartin Kelly <[email protected]>
Fri, 17 Oct 2014 03:48:11 +0000 (20:48 -0700)
committerDavid Vrabel <[email protected]>
Thu, 23 Oct 2014 15:24:02 +0000 (16:24 +0100)
commit1ea644c8f93f3435760d8b88c25d56475d8b7778
tree000d6b70443cc643dd3cb6facba4bca6b767db4c
parent3251f20b897f955ab7f153181b4ebfbb2317cbb9
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 <[email protected]>
Signed-off-by: David Vrabel <[email protected]>
arch/x86/xen/setup.c