krb5/krb5 — pull request #10 by xiw (2013-01-23 21:48:09+00:00)
Title: Fix null pointer dereference in pkinit_check_kdc_pkid()

The cleanup code dereferences `is` when `is` is null, such as in `X509_NAME_free(is->issuer)`. Instead, simply return in that case.