ACPICA: Fix possible fault in return package object repair code
authorBob Moore <robert.moore@intel.com>
Wed, 4 Jul 2012 02:02:32 +0000 (10:02 +0800)
committerLen Brown <len.brown@intel.com>
Sat, 14 Jul 2012 15:38:41 +0000 (11:38 -0400)
commit46befd6b38d802dfc5998e7d7938854578b45d9d
tree9ac805428b0c408b66aab2d0eb09ba3c730cc7d1
parentfdb1335a82ef1ef9442ac9377796e4e7a69d1ae4
ACPICA: Fix possible fault in return package object repair code

Fixes a problem that can occur when a lone package object is
wrapped with an outer package object in order to conform to
the ACPI specification. Can affect these predefined names:
_ALR,_MLS,_PSS,_TRT,_TSS,_PRT,_HPX,_DLM,_CSD,_PSD,_TSD

https://bugzilla.kernel.org/show_bug.cgi?id=44171

This problem was introduced in 3.4-rc1 by commit
6a99b1c94d053b3420eaa4a4bc8b2883dd90a2f9
(ACPICA: Object repair code: Support to add Package wrappers)

Reported-by: Vlastimil Babka <caster@gentoo.org>
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Lin Ming <ming.m.lin@intel.com>
Cc: <stable@vger.kernel.org> # 3.4
Signed-off-by: Len Brown <len.brown@intel.com>
drivers/acpi/acpica/nspredef.c