From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932768Ab2KVVxG (ORCPT ); Thu, 22 Nov 2012 16:53:06 -0500 Received: from mail.kernel.org ([198.145.19.201]:49645 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754956Ab2KVSkR (ORCPT ); Thu, 22 Nov 2012 13:40:17 -0500 From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Greg Kroah-Hartman , alan@lxorguk.ukuu.org.uk, Alex Elder , Sage Weil Subject: [ 078/171] ceph: return pointer from prepare_connect_authorizer() Date: Wed, 21 Nov 2012 16:40:24 -0800 Message-Id: <20121122004041.203037412@linuxfoundation.org> X-Mailer: git-send-email 1.8.0.197.g5a90748 In-Reply-To: <20121122004033.298367941@linuxfoundation.org> References: <20121122004033.298367941@linuxfoundation.org> User-Agent: quilt/0.60-2.1.2 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 3.4-stable review patch. If anyone has any objections, please let me know. ------------------ From: Alex Elder (cherry picked from commit 729796be9190f57ca40ccca315e8ad34a1eb8fef) Change prepare_connect_authorizer() so it returns a pointer (or pointer-coded error). Signed-off-by: Alex Elder Reviewed-by: Sage Weil Signed-off-by: Greg Kroah-Hartman --- net/ceph/messenger.c | 18 +++++++++--------- 1 file changed, 9 insertions(+), 9 deletions(-) --- a/net/ceph/messenger.c +++ b/net/ceph/messenger.c @@ -653,7 +653,7 @@ static void prepare_write_keepalive(stru * Connection negotiation. */ -static int prepare_connect_authorizer(struct ceph_connection *con) +static struct ceph_auth_handshake *prepare_connect_authorizer(struct ceph_connection *con) { void *auth_buf; int auth_len; @@ -664,7 +664,7 @@ static int prepare_connect_authorizer(st con->out_connect.authorizer_protocol = CEPH_AUTH_UNKNOWN; con->out_connect.authorizer_len = 0; - return 0; + return NULL; } /* Can't hold the mutex while getting authorizer */ @@ -677,9 +677,9 @@ static int prepare_connect_authorizer(st mutex_lock(&con->mutex); if (IS_ERR(auth)) - return PTR_ERR(auth); + return auth; if (test_bit(CLOSED, &con->state) || test_bit(OPENING, &con->state)) - return -EAGAIN; + return ERR_PTR(-EAGAIN); auth_buf = auth->authorizer_buf; auth_len = auth->authorizer_buf_len; @@ -692,7 +692,7 @@ static int prepare_connect_authorizer(st if (auth_len) ceph_con_out_kvec_add(con, auth_len, auth_buf); - return 0; + return auth; } /* @@ -712,7 +712,7 @@ static int prepare_write_connect(struct { unsigned global_seq = get_global_seq(con->msgr, 0); int proto; - int ret; + struct ceph_auth_handshake *auth; switch (con->peer_name.type) { case CEPH_ENTITY_TYPE_MON: @@ -739,9 +739,9 @@ static int prepare_write_connect(struct con->out_connect.flags = 0; ceph_con_out_kvec_add(con, sizeof (con->out_connect), &con->out_connect); - ret = prepare_connect_authorizer(con); - if (ret) - return ret; + auth = prepare_connect_authorizer(con); + if (IS_ERR(auth)) + return PTR_ERR(auth); con->out_more = 0; set_bit(WRITE_PENDING, &con->state);