diff -up cups-1.6.3/scheduler/client.c.nodatadelay cups-1.6.3/scheduler/client.c

--- cups-1.6.3/scheduler/client.c.nodatadelay	2014-09-02 10:50:07.714003098 +0100

+++ cups-1.6.3/scheduler/client.c	2014-09-02 10:50:30.960118311 +0100

@@ -2138,7 +2138,9 @@ cupsdReadClient(cupsd_client_t *con)	/*

 	  if (con->http.state != HTTP_POST_SEND)

 	  {

-            if ((bytes = httpRead2(HTTP(con), line, sizeof(line))) < 0)

+	    if (!httpWait(HTTP(con), 0))

+	      return;

+            else if ((bytes = httpRead2(HTTP(con), line, sizeof(line))) < 0)

 	    {

 	      if (con->http.error && con->http.error != EPIPE)

 		cupsdLogMessage(CUPSD_LOG_DEBUG,