Merge "trace: ipc_logging: Avoid buffer overflow in ipc_log_string()"

/* Copyright (c) 2012-2015, The Linux Foundation. All rights reserved.

/* Copyright (c) 2012-2015,2017, The Linux Foundation. All rights reserved.

 *

 * This program is free software; you can redistribute it and/or modify

 * it under the terms of the GNU General Public License version 2 and

	tsv_qtimer_write(&ectxt);

	avail_size = (MAX_MSG_SIZE - (ectxt.offset + hdr_size));

	va_start(arg_list, fmt);

	data_size = vsnprintf((ectxt.buff + ectxt.offset + hdr_size),

	data_size = vscnprintf((ectxt.buff + ectxt.offset + hdr_size),

				avail_size, fmt, arg_list);

	va_end(arg_list);

	tsv_write_header(&ectxt, TSV_TYPE_BYTE_ARRAY, data_size);