Commit 5b6dca29 authored by Tomas Winkler's avatar Tomas Winkler Committed by Greg Kroah-Hartman
Browse files

mei: bus: blacklist the nfc info client 



Blacklist nfc info client which is only used for retrieval
of the NFC radio version

Signed-off-by: default avatarTomas Winkler <tomas.winkler@intel.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 71ce7891

drivers/misc/mei/bus-fixup.c

+19 −4
Original line number Diff line number Diff line
@@ -27,8 +27,23 @@ 
#include "mei_dev.h"

#include "client.h"



#define MEI_UUID_NFC_INFO UUID_LE(0xd2de1625, 0x382d, 0x417d, \

			0x48, 0xa4, 0xef, 0xab, 0xba, 0x8a, 0x12, 0x06)



#define MEI_UUID_ANY NULL_UUID_LE



/**

 * blacklist - blacklist a client from the bus

 *

 * @cldev: me clients device

 */

static void blacklist(struct mei_cl_device *cldev)

{

	dev_dbg(&cldev->dev, "running hook %s on %pUl\n",

			__func__, mei_me_cl_uuid(cldev->me_cl));

	cldev->do_match = 0;

}



struct mei_nfc_cmd {

	u8 command;

	u8 status;
@@ -120,9 +135,7 @@ const uuid_le mei_nfc_guid = UUID_LE(0x0bb17a78, 0x2a8e, 0x4c50, 
				     0x94, 0xd4, 0x50, 0x26,

				     0x67, 0x23, 0x77, 0x5c);



static const uuid_le mei_nfc_info_guid = UUID_LE(0xd2de1625, 0x382d, 0x417d,

					0x48, 0xa4, 0xef, 0xab,

					0xba, 0x8a, 0x12, 0x06);

static const uuid_le mei_nfc_info_guid = MEI_UUID_NFC_INFO;



/* Vendors */

#define MEI_NFC_VENDOR_INSIDE 0x00
@@ -421,7 +434,9 @@ static struct mei_fixup { 


	const uuid_le uuid;

	void (*hook)(struct mei_cl_device *cldev);

} mei_fixups[] = {};

} mei_fixups[] = {

	MEI_FIXUP(MEI_UUID_NFC_INFO, blacklist),

};



/**

 * mei_cl_dev_fixup - run fixup handlers