s3:smbXsrv_session: clear smb2req->session of pending requests in smbXsrv_session_log...

smbXsrv_session_logoff_all_callback() is called when the last transport
connection is gone, which means we won't need to sign any response...

Bug: https://bugzilla.samba.org/show_bug.cgi?id=11182

Signed-off-by: Stefan Metzmacher <metze@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
(similar to commit b6c34a07760141bda3e78624d62eb556bb70da65)

diff --git a/source3/smbd/smbXsrv_session.c b/source3/smbd/smbXsrv_session.c
index 5391fc600183cb0b9fe4d9210b87fc37cdd1db12..362cff8c989c94de09e61a53f1b5ecaec68a9b7e 100644 (file)
--- a/source3/smbd/smbXsrv_session.c
+++ b/source3/smbd/smbXsrv_session.c
@@ -1473,6 +1473,7 @@ static int smbXsrv_session_logoff_all_callback(struct db_record *local_rec,
        TDB_DATA val;
        void *ptr = NULL;
        struct smbXsrv_session *session = NULL;
+       struct smbd_smb2_request *preq = NULL;
        NTSTATUS status;
 
        val = dbwrap_record_get_value(local_rec);
@@ -1489,6 +1490,25 @@ static int smbXsrv_session_logoff_all_callback(struct db_record *local_rec,
        session = talloc_get_type_abort(ptr, struct smbXsrv_session);
 
        session->db_rec = local_rec;
+
+       if (session->connection != NULL) {
+               preq = session->connection->sconn->smb2.requests;
+       }
+
+       for (; preq != NULL; preq = preq->next) {
+               if (preq->session != session) {
+                       continue;
+               }
+
+               preq->session = NULL;
+               /*
+                * If we no longer have a session we can't
+                * sign or encrypt replies.
+                */
+               preq->do_signing = false;
+               preq->do_encryption = false;
+       }
+
        status = smbXsrv_session_logoff(session);
        if (!NT_STATUS_IS_OK(status)) {
                if (NT_STATUS_IS_OK(state->first_status)) {