[libsoup] websocket-test: Fix out of bounds read

[Patrick Griffis <pgriffis src gnome org>]

commit e81dd30138a31abc01ffacedaecbe145c251fde6
Author: Patrick Griffis <pgriffis igalia com>
Date:   Wed Nov 25 15:17:05 2020 -0600

    websocket-test: Fix out of bounds read

 tests/websocket-test.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/tests/websocket-test.c b/tests/websocket-test.c
index a947f4f4..95ed7b12 100644
--- a/tests/websocket-test.c
+++ b/tests/websocket-test.c
@@ -1356,7 +1356,7 @@ send_invalid_encode_length_server_thread (gpointer user_data)
        gsize written;
        GError *error = NULL;
 
-       header_size = test->payload->len == 125 ? 6 : 10;
+       header_size = test->payload->len == 125 ? 5 : 10;
        g_output_stream_write_all (g_io_stream_get_output_stream (test->test->raw_server),
                                   test->header, header_size, &written, NULL, &error);
        g_assert_no_error (error);