From: Jens Axboe <axboe@fb.com>
Date: Mon, 14 Apr 2014 17:45:34 +0000 (-0600)
Subject: server: ensure that incoming iolog name is NULL terminated
X-Git-Tag: fio-2.1.9~39
X-Git-Url: https://git.kernel.dk/?p=fio.git;a=commitdiff_plain;h=9bdb9265ed6cfd95fc217a9030b188a5a345cc89

server: ensure that incoming iolog name is NULL terminated

Signed-off-by: Jens Axboe <axboe@fb.com>
---

diff --git a/server.c b/server.c
index f65f3abf..077dce5c 100644
--- a/server.c
+++ b/server.c
@@ -1225,7 +1225,9 @@ int fio_send_iolog(struct thread_data *td, struct io_log *log, const char *name)
 	pdu.nr_samples = __cpu_to_le32(log->nr_samples);
 	pdu.log_type = cpu_to_le32(log->log_type);
 	pdu.compressed = cpu_to_le32(use_zlib);
-	strcpy((char *) pdu.name, name);
+
+	strncpy((char *) pdu.name, name, FIO_NET_NAME_MAX);
+	pdu.name[FIO_NET_NAME_MAX - 1] = '\0';
 
 	for (i = 0; i < log->nr_samples; i++) {
 		struct io_sample *s = &log->log[i];