morellon/rrd-ffi — pull request #15 by lunastorm (2012-03-22 15:37:34+00:00)
Title: Fix segfault when PRINT is used in RRD:Wrapper.graph

The code used to iterate through char** is wrong:
```
free_in_rrd(calcpr_ptr.read_pointer[i].read_pointer)
```

Use subscription will get an unexpected value and cause free_in_rrd to crash