gensec: Make sure to check the optional auth_context hooks before using them

These are optional to supply - some callers only provide an auth_context for the
other plugin functions, and so we need to deal with this cleanly.

Andrew Bartlett

Signed-off-by: Stefan Metzmacher <metze@samba.org>

diff --git a/auth/gensec/gensec_util.c b/auth/gensec/gensec_util.c
index 44da345438a66129034da024ba45c7814a214d45..1b4c0b1a3ebe78de81c70e0299fc8828f6bef28f 100644 (file)
--- a/auth/gensec/gensec_util.c
+++ b/auth/gensec/gensec_util.c
@@ -41,7 +41,7 @@ NTSTATUS gensec_generate_session_info(TALLOC_CTX *mem_ctx,
                session_info_flags |= AUTH_SESSION_INFO_AUTHENTICATED;
        }
 
                session_info_flags |= AUTH_SESSION_INFO_AUTHENTICATED;
        }
 

-       if (gensec_security->auth_context) {
+       if (gensec_security->auth_context && gensec_security->auth_context->generate_session_info) {

                nt_status = gensec_security->auth_context->generate_session_info(mem_ctx, gensec_security->auth_context,
                                                                                 user_info_dc,
                                                                                 session_info_flags,
                nt_status = gensec_security->auth_context->generate_session_info(mem_ctx, gensec_security->auth_context,
                                                                                 user_info_dc,
                                                                                 session_info_flags,