From 76ffa3584871b4bd81215daaa6ccca72ab177bf6 Mon Sep 17 00:00:00 2001 From: Kevin Coffman Date: Mon, 23 Oct 2006 16:10:37 +0000 Subject: Avoid segfault in krb5_do_preauth_tryagain Check pointer is non-null before using it. Avoids segfault in krb5_do_preauth_tryagain(). ticket: new git-svn-id: svn://anonsvn.mit.edu/krb5/trunk@18734 dc483132-0cff-0310-8789-dd5450dbe970 --- src/lib/krb5/krb/preauth2.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'src') diff --git a/src/lib/krb5/krb/preauth2.c b/src/lib/krb5/krb/preauth2.c index eb1806d1b..ce2bf6883 100644 --- a/src/lib/krb5/krb/preauth2.c +++ b/src/lib/krb5/krb/preauth2.c @@ -1239,7 +1239,7 @@ krb5_do_preauth_tryagain(krb5_context kcontext, return KRB_ERR_GENERIC; } - for (i = 0; padata[i]->pa_type != 0; i++) { + for (i = 0; padata[i] != NULL && padata[i]->pa_type != 0; i++) { out_padata = NULL; for (j = 0; j < context->n_modules; j++) { module = &context->modules[j]; -- cgit