Merge pull request #935 from andreas-karlson/bugfix/fix-cupsd-new-printer-bug

scheduler: Fix potential bug when adding new printers (Issue #934)

Author: michaelrsweet

scheduler/client.c

@@ -430,6 +430,14 @@ cupsdCloseClient(cupsd_client_t *con)	/* I - Client to close */
     con->file = -1;
   }
 
+  if (con->bg_pending)
+  {
+   /*
+    * Don't close connection when there is a background thread pending
+    */
+    partial = 1;
+  }
+
  /*
   * Close the socket and clear the file from the input set for select()...
   */