Quoting David Howells ([email protected]):
> Serge E. Hallyn <[email protected]> wrote:
> 
> > +   if (ret == 0)
> > +           commit_creds(new);
> > +   else
> > +           abort_creds(new);
> > +
> > +   return ret;
> 
> If you make this:
> 
>       if (ret == 0)
>               return commit_creds(new);
>       abort_creds(new);
>       return ret;
> 
> then gcc can tail-call commit_creds(), which is guaranteed to return 0.
> 
> David

Ok, will do.

thanks,
-serge
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