From: Fiodor Suietov <fiodor.f.suietov@intel.com>
Date: Tue, 27 Jan 2009 16:38:50 +0000 (+0100)
Subject: ACPICA: Add check for invalid handle in acpi_get_object_info
X-Git-Tag: v2.6.27.15~15
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=7bfa098b4d7ba5459b2a9380448bd23aa3efe033;p=thirdparty%2Fkernel%2Fstable.git

ACPICA: Add check for invalid handle in acpi_get_object_info

commit 237a927682a63f02adb542dbdaafe8a81566451d upstream

Return AE_BAD_PARAMETER if input handle is invalid.

http://www.acpica.org/bugzilla/show_bug.cgi?id=474

Signed-off-by: Fiodor Suietov <fiodor.f.suietov@intel.com>
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Lin Ming <ming.m.lin@intel.com>
Signed-off-by: Andi Kleen <ak@linux.intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
Cc: Thomas Renninger <trenn@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---

diff --git a/drivers/acpi/namespace/nsxfname.c b/drivers/acpi/namespace/nsxfname.c
index a287ed550f547..3cb910ded44a9 100644
--- a/drivers/acpi/namespace/nsxfname.c
+++ b/drivers/acpi/namespace/nsxfname.c
@@ -253,6 +253,7 @@ acpi_get_object_info(acpi_handle handle, struct acpi_buffer * buffer)
 	node = acpi_ns_map_handle_to_node(handle);
 	if (!node) {
 		(void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE);
+		status = AE_BAD_PARAMETER;
 		goto cleanup;
 	}