valgrind eliminate uninitialized warning on close

Signed-off-by: Andy Green <andy.green@linaro.org>

diff --git a/lib/libwebsockets.c b/lib/libwebsockets.c
index 3c76b75..b1b2917 100644 (file)
--- a/lib/libwebsockets.c
+++ b/lib/libwebsockets.c
@@ -272,7 +272,9 @@ libwebsocket_close_and_free_session(struct libwebsocket_context *context,
 
                lwsl_debug("sending close indication...\n");
 
-               n = libwebsocket_write(wsi, &buf[LWS_SEND_BUFFER_PRE_PADDING],
+               /* make valgrind happy */
+               memset(buf, 0, sizeof buf);
+               n = libwebsocket_write(wsi, &buf[LWS_SEND_BUFFER_PRE_PADDING + 2],
                                                            0, LWS_WRITE_CLOSE);
                if (!n) {
                        /*