On Thu, Apr 18, 2024 at 13:00:48 +0200, Michal Privoznik wrote:
> The purpose of ERROR() macro in our NSS module is to print error
> message provided as arguments followed by error string
> corresponding to errno. Historically, we've used strerror_r() for
> that (please note, we want our NSS module to be free of libvirt
> internal functions, or glib even - hence, g_strerror() is off the
> table).
> 
> Now strerror_r() is documented as:
> 
>   Returns ... a pointer to a string that the function stores in
>   buf, or a pointer to some (immutable) static string (in which
>   case buf is unused).
> 
> Therefore, we can't rely the string being stored in the buf and
> really need to store the retval and print that instead.
> 
> While touching this area, decrease the ebuf size, since its
> current size (1KiB) is triggering our stack limit (2KiB) in some
> cases.
> 
> Signed-off-by: Michal Privoznik <mpriv...@redhat.com>
> ---

Reviewed-by: Peter Krempa <pkre...@redhat.com>
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