resize the buf allocation as dynamic allocate.

fujuntang

2021-09-07 a300adf15342aa4d3b030698d40d61edb6272ea0

 src/bus_error.cpp

@@ -24,7 +24,8 @@
  "Service not supported",
  "Resource busy",
  "Resource not provide",
  "Invalid parameters"
  "Invalid parameters",
  "No enough memory"

};