libceph: kill ceph_none_authorizer::reply_buf

We never receive authorizer replies with cephx disabled, so it is
bogus.  Also, it still uses the old zero-length array style.

Reported-by: Gustavo A. R. Silva <gustavoars@kernel.org>
Signed-off-by: Ilya Dryomov <idryomov@gmail.com>

diff --git a/net/ceph/auth_none.c b/net/ceph/auth_none.c
index 097e9f8..77b5519 100644 (file)
--- a/net/ceph/auth_none.c
+++ b/net/ceph/auth_none.c
@@ -112,8 +112,8 @@ static int ceph_auth_none_create_authorizer(
        auth->authorizer = (struct ceph_authorizer *) au;
        auth->authorizer_buf = au->buf;
        auth->authorizer_buf_len = au->buf_len;
-       auth->authorizer_reply_buf = au->reply_buf;
-       auth->authorizer_reply_buf_len = sizeof (au->reply_buf);
+       auth->authorizer_reply_buf = NULL;
+       auth->authorizer_reply_buf_len = 0;
 
        return 0;
 }

diff --git a/net/ceph/auth_none.h b/net/ceph/auth_none.h
index 4158f06..bb12153 100644 (file)
--- a/net/ceph/auth_none.h
+++ b/net/ceph/auth_none.h
@@ -16,7 +16,6 @@ struct ceph_none_authorizer {
        struct ceph_authorizer base;
        char buf[128];
        int buf_len;
-       char reply_buf[0];
 };
 
 struct ceph_auth_none_info {