linux-kernel - [PATCH v1] dmi: Make serial and uuid readable for non-root users

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Date:	Fri, 22 May 2015 11:58:51 +0530
From:	Niklaus <niklaus@...il.com>
To:	linux-kernel@...r.kernel.org
Subject: [PATCH v1] dmi: Make serial and uuid readable for non-root users

Hi,
   This makes the product_serial ,product_uuid,board_serial and
chassis_serial fields world readable instead of only readable for
root.

Regards,
Navin

diff --git a/drivers/firmware/dmi-id.c b/drivers/firmware/dmi-id.c
index 94a58a0..dcbde46 100644
--- a/drivers/firmware/dmi-id.c
+++ b/drivers/firmware/dmi-id.c
@@ -45,17 +45,17 @@ DEFINE_DMI_ATTR_WITH_SHOW(bios_date,        0444,
DMI_BIOS_DATE);
 DEFINE_DMI_ATTR_WITH_SHOW(sys_vendor,        0444, DMI_SYS_VENDOR);
 DEFINE_DMI_ATTR_WITH_SHOW(product_name,        0444, DMI_PRODUCT_NAME);
 DEFINE_DMI_ATTR_WITH_SHOW(product_version,    0444, DMI_PRODUCT_VERSION);
-DEFINE_DMI_ATTR_WITH_SHOW(product_serial,    0400, DMI_PRODUCT_SERIAL);
-DEFINE_DMI_ATTR_WITH_SHOW(product_uuid,        0400, DMI_PRODUCT_UUID);
+DEFINE_DMI_ATTR_WITH_SHOW(product_serial,    0444, DMI_PRODUCT_SERIAL);
+DEFINE_DMI_ATTR_WITH_SHOW(product_uuid,        0444, DMI_PRODUCT_UUID);
 DEFINE_DMI_ATTR_WITH_SHOW(board_vendor,        0444, DMI_BOARD_VENDOR);
 DEFINE_DMI_ATTR_WITH_SHOW(board_name,        0444, DMI_BOARD_NAME);
 DEFINE_DMI_ATTR_WITH_SHOW(board_version,    0444, DMI_BOARD_VERSION);
-DEFINE_DMI_ATTR_WITH_SHOW(board_serial,        0400, DMI_BOARD_SERIAL);
+DEFINE_DMI_ATTR_WITH_SHOW(board_serial,        0444, DMI_BOARD_SERIAL);
 DEFINE_DMI_ATTR_WITH_SHOW(board_asset_tag,    0444, DMI_BOARD_ASSET_TAG);
 DEFINE_DMI_ATTR_WITH_SHOW(chassis_vendor,    0444, DMI_CHASSIS_VENDOR);
 DEFINE_DMI_ATTR_WITH_SHOW(chassis_type,        0444, DMI_CHASSIS_TYPE);
 DEFINE_DMI_ATTR_WITH_SHOW(chassis_version,    0444, DMI_CHASSIS_VERSION);
-DEFINE_DMI_ATTR_WITH_SHOW(chassis_serial,    0400, DMI_CHASSIS_SERIAL);
+DEFINE_DMI_ATTR_WITH_SHOW(chassis_serial,    0444, DMI_CHASSIS_SERIAL);
 DEFINE_DMI_ATTR_WITH_SHOW(chassis_asset_tag,    0444, DMI_CHASSIS_ASSET_TAG);

 static void ascii_filter(char *d, const char *s)
--
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