[PATCH] KRB5: Avoid NULL-dereference with empty keytab

[Stephen Gallagher]

Fixes https://fedorahosted.org/sssd/ticket/1330

Both places in the code that consume this function are properly checking
for n_etype_list > 0 before using it.

[Jakub Hrozek]

On Mon, May 21, 2012 at 08:38:26PM -0400, Stephen Gallagher wrote:
> Fixes https://fedorahosted.org/sssd/ticket/1330
>
> Both places in the code that consume this function are properly checking
> for n_etype_list > 0 before using it.

Ack, looks good and the clang bug report is gone.

[Stephen Gallagher]

On Tue, 2012-05-22 at 11:30 +0200, Jakub Hrozek wrote:
> On Mon, May 21, 2012 at 08:38:26PM -0400, Stephen Gallagher wrote:
> > Fixes https://fedorahosted.org/sssd/ticket/1330
> >
> > Both places in the code that consume this function are properly checking
> > for n_etype_list > 0 before using it.
>
> Ack, looks good and the clang bug report is gone.

Pushed to master and sssd-1-8 (I also backported the original fix as we
have users complaining about it on 1.8.x).