x86: Fix panic when handling "mem={invalid}" param
commitd59c7a3611a0873d10d86fd287ded8ced69c875c
authorKamal Mostafa <kamal@canonical.com>
Fri, 4 Feb 2011 01:38:04 +0000 (3 17:38 -0800)
committerGreg Kroah-Hartman <gregkh@suse.de>
Wed, 23 Mar 2011 20:03:33 +0000 (23 13:03 -0700)
tree2cf5ca2d39d13af05d29c1b8ea801d93a24c27e3
parent1883e22e58194ef67349ff23333defebaaafa530
x86: Fix panic when handling "mem={invalid}" param

commit 77eed821accf5dd962b1f13bed0680e217e49112 upstream.

Avoid removing all of memory and panicing when "mem={invalid}"
is specified, e.g. mem=blahblah, mem=0, or mem=nopentium (on
platforms other than x86_32).

Signed-off-by: Kamal Mostafa <kamal@canonical.com>
BugLink: http://bugs.launchpad.net/bugs/553464
Cc: Yinghai Lu <yinghai@kernel.org>
Cc: Len Brown <len.brown@intel.com>
Cc: Rafael J. Wysocki <rjw@sisk.pl>
LKML-Reference: <1296783486-23033-1-git-send-email-kamal@canonical.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
arch/x86/kernel/e820.c