output size trimming with default rxbuf fix

5e203f78e21ee3313d763d8ee6d499fa0163f51a accidentally
trashed the "zero rz_buffer_size means 4096" handling
for tx chunking.

Signed-off-by: Andy Green <andy@warmcat.com>

diff --git a/lib/output.c b/lib/output.c
index 656cfaf..a29cf30 100644 (file)
--- a/lib/output.c
+++ b/lib/output.c
@@ -127,9 +127,10 @@ int lws_issue_raw(struct lws *wsi, unsigned char *buf, size_t len)
                lwsl_warn("** error invalid sock but expected to send\n");
 
        /* limit sending */
-       n = wsi->protocol->rx_buffer_size + LWS_PRE + 4;
+       n = wsi->protocol->rx_buffer_size;
        if (!n)
                n = LWS_MAX_SOCKET_IO_BUF;
+       n += LWS_PRE + 4;
        if (n > len)
                n = len;