[Dovecot] dovecot-auth process crashed during pam login

[Timo Sirainen]

On Fri, 2010-08-06 at 14:30 +0200, Elmar Rudigier wrote:

> After a little debugging I saw that pam_ssh and dovecot both provide a
> buffer_free() function. During cleanup of pam_ssh the buffer_free() from
> dovecot was called. The members of the buffer had all "out of bound"
> addresses.
> 
> After rename the buffer_free() in dovecot the pam login works fine.

Why not rename it in pam_ssh? PAM is the library that is being used in
tons of different programs, and it should be the one to avoid symbol
conflicts.

Anyway, attached a simpler patch to fix this on Dovecot's side (but I'm
not including it).

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