free(): invalid next size (fast) at google/protobuf-c/protobuf-c.c:127

[GoogleCodeExporter]

What steps will reproduce the problem?
1. repeatably using the library to serialize and de-serialize a struct that is 
sent over the tcp socket.

What is the expected output? What do you see instead?
The problem is related to how the protobuf library allocate and free the memory.

What version of the product are you using? On what operating system?
protobuf-c-0.15 running on Ubuntu 12.04.2 with kernel 3.2.0-44-generic-pae

Please provide any additional information below.

Original issue reported on code.google.com by peiwo...@gmail.com on 12 Jun 2013 at 11:45