struct ath10k_fw_crash_data {
        bool crashed_since_read;
 
-       uuid_le uuid;
+       guid_t guid;
        struct timespec timestamp;
        __le32 registers[REG_DUMP_COUNT_QCA988X];
        struct ath10k_ce_crash_data ce_crash_data[CE_COUNT_MAX];
 
 
        /* some info we can get from ath10k struct that might help */
 
-       u8 uuid[16];
+       guid_t guid;
 
        __le32 chip_id;
 
        lockdep_assert_held(&ar->data_lock);
 
        crash_data->crashed_since_read = true;
-       uuid_le_gen(&crash_data->uuid);
+       guid_gen(&crash_data->guid);
        getnstimeofday(&crash_data->timestamp);
 
        return crash_data;
 
        dump_data->version = cpu_to_le32(ATH10K_FW_CRASH_DUMP_VERSION);
 
-       memcpy(dump_data->uuid, &crash_data->uuid, sizeof(dump_data->uuid));
+       guid_copy(&dump_data->guid, &crash_data->guid);
        dump_data->chip_id = cpu_to_le32(ar->chip_id);
        dump_data->bus_type = cpu_to_le32(0);
        dump_data->target_version = cpu_to_le32(ar->target_version);
 
 static void ath10k_pci_fw_crashed_dump(struct ath10k *ar)
 {
        struct ath10k_fw_crash_data *crash_data;
-       char uuid[50];
+       char guid[UUID_STRING_LEN + 1];
 
        spin_lock_bh(&ar->data_lock);
 
        crash_data = ath10k_debug_get_new_fw_crash_data(ar);
 
        if (crash_data)
-               scnprintf(uuid, sizeof(uuid), "%pUl", &crash_data->uuid);
+               scnprintf(guid, sizeof(guid), "%pUl", &crash_data->guid);
        else
-               scnprintf(uuid, sizeof(uuid), "n/a");
+               scnprintf(guid, sizeof(guid), "n/a");
 
-       ath10k_err(ar, "firmware crashed! (uuid %s)\n", uuid);
+       ath10k_err(ar, "firmware crashed! (guid %s)\n", guid);
        ath10k_print_driver_info(ar);
        ath10k_pci_dump_registers(ar, crash_data);
        ath10k_ce_dump_registers(ar, crash_data);