From: Castor Fu <castor@egocast.org>
Date: Fri, 22 Aug 2014 22:16:44 +0000 (-0500)
Subject: Fix crash in client with NULL hostname
X-Git-Tag: fio-2.1.12~3
X-Git-Url: https://git.kernel.dk/?p=fio.git;a=commitdiff_plain;h=9a4424c81b146b9a08b105af9e53d8435e888cd1;ds=sidebyside

Fix crash in client with NULL hostname

Fix this by adding an empty hostname.

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

diff --git a/client.c b/client.c
index 1f527343..1dded096 100644
--- a/client.c
+++ b/client.c
@@ -823,9 +823,11 @@ static void convert_gs(struct group_run_stats *dst, struct group_run_stats *src)
 }
 
 static void json_object_add_client_info(struct json_object *obj,
-struct fio_client *client)
+					struct fio_client *client)
 {
-	json_object_add_value_string(obj, "hostname", client->hostname);
+	const char *hostname = client->hostname ? client->hostname : "";
+
+	json_object_add_value_string(obj, "hostname", hostname);
 	json_object_add_value_int(obj, "port", client->port);
 }