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Re: (ITS#6338) dnParent(x, x) can remove \0-termination



h.b.furuseth@usit.uio.no wrote:
> Full_Name: Hallvard B Furuseth
> Version: HEAD, RE24
> OS: 
> URL: 
> Submission from: (NULL) (129.240.6.233)
> Submitted by: hallvard
> 
> 
> This:
>     struct berval x = BER_BVC("cn=foo");
>     dnParent(x, x);
> keeps x.bv_val pointing at "cn=foo" instead of at the \0
> behind it.  bv_len is correctly set to 0 though.

Could be sort of intentional.  As far as I remember, dnParent() is 
supposed to leave the second argument untouched, as it is often used on 
read-only data.  Probably, the most appropriate fix consists in passing 
a temporary as the first argument.

p.