Commit 52e0b011 authored by Gustavo Padovan's avatar Gustavo Padovan
Browse files

Bluetooth: Fix uuid output in debugfs 



The uuid should be printed in the CPU endianness and not in little-endian.

Acked-by: default avatarJohan Hedberg <johan.hedberg@intel.com>
Signed-off-by: default avatarGustavo Padovan <gustavo.padovan@collabora.co.uk>
parent a1d70450

net/bluetooth/hci_sysfs.c

+11 −11
Original line number Diff line number Diff line
@@ -2,6 +2,7 @@ 


#include <linux/debugfs.h>

#include <linux/module.h>

#include <asm/unaligned.h>



#include <net/bluetooth/bluetooth.h>

#include <net/bluetooth/hci_core.h>
@@ -461,19 +462,18 @@ static const struct file_operations blacklist_fops = { 


static void print_bt_uuid(struct seq_file *f, u8 *uuid)

{

	__be32 data0, data4;

	__be16 data1, data2, data3, data5;

	u32 data0, data5;

	u16 data1, data2, data3, data4;



	memcpy(&data0, &uuid[0], 4);

	memcpy(&data1, &uuid[4], 2);

	memcpy(&data2, &uuid[6], 2);

	memcpy(&data3, &uuid[8], 2);

	memcpy(&data4, &uuid[10], 4);

	memcpy(&data5, &uuid[14], 2);

	data5 = get_unaligned_le32(uuid);

	data4 = get_unaligned_le16(uuid + 4);

	data3 = get_unaligned_le16(uuid + 6);

	data2 = get_unaligned_le16(uuid + 8);

	data1 = get_unaligned_le16(uuid + 10);

	data0 = get_unaligned_le32(uuid + 12);



	seq_printf(f, "%.8x-%.4x-%.4x-%.4x-%.8x%.4x\n",

		   ntohl(data0), ntohs(data1), ntohs(data2), ntohs(data3),

		   ntohl(data4), ntohs(data5));

	seq_printf(f, "%.8x-%.4x-%.4x-%.4x-%.4x%.8x\n",

		   data0, data1, data2, data3, data4, data5);

}



static int uuids_show(struct seq_file *f, void *p)