[glib] gio/tests/socket: fix one of the new tests

[Dan Winship <danw src gnome org>]

commit b6d1c66c506637ba614a2327e0071eb6a1873fc2
Author: Dan Winship <danw gnome org>
Date:   Sun Dec 14 08:04:27 2014 -0500

    gio/tests/socket: fix one of the new tests
    
    One of the recently-added tests was using g_test_cmpstr() on a buffer
    containing a string that wasn't necessarily 0-terminated.

 gio/tests/socket.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/gio/tests/socket.c b/gio/tests/socket.c
index e376ecb..4c3f69b 100644
--- a/gio/tests/socket.c
+++ b/gio/tests/socket.c
@@ -491,6 +491,7 @@ test_ip_sync (GSocketFamily family)
     g_assert_no_error (error);
     g_assert_cmpint (len, ==, strlen (testbuf2));
 
+    memset (buf, 0, sizeof (buf));
     len = g_socket_receive (client, buf, sizeof (buf), NULL, &error);
     g_assert_no_error (error);
     g_assert_cmpint (len, ==, strlen (testbuf2));