Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759291AbZJMJ3M (ORCPT ); Tue, 13 Oct 2009 05:29:12 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1759279AbZJMJ3K (ORCPT ); Tue, 13 Oct 2009 05:29:10 -0400 Received: from mail09.linbit.com ([212.69.161.110]:52283 "EHLO mail09.linbit.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757110AbZJMJ25 (ORCPT ); Tue, 13 Oct 2009 05:28:57 -0400 From: Philipp Reisner To: Greg KH Cc: linux-kernel@vger.kernel.org, serue@us.ibm.com, Philipp Reisner Subject: [PATCH 4/7] dm/connector: Only process connector packages from privileged processes Date: Tue, 13 Oct 2009 11:28:15 +0200 Message-Id: <1255426098-9411-5-git-send-email-philipp.reisner@linbit.com> X-Mailer: git-send-email 1.6.0.4 In-Reply-To: <1255426098-9411-4-git-send-email-philipp.reisner@linbit.com> References: <20091009222505.GA28979@kroah.com> <1255426098-9411-1-git-send-email-philipp.reisner@linbit.com> <1255426098-9411-2-git-send-email-philipp.reisner@linbit.com> <1255426098-9411-3-git-send-email-philipp.reisner@linbit.com> <1255426098-9411-4-git-send-email-philipp.reisner@linbit.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1021 Lines: 28 Signed-off-by: Philipp Reisner (cherry picked from commit 93136335f9ad7a98b92eacda1b43dccbf063cd07) --- drivers/md/dm-log-userspace-transfer.c | 3 +++ 1 files changed, 3 insertions(+), 0 deletions(-) diff --git a/drivers/md/dm-log-userspace-transfer.c b/drivers/md/dm-log-userspace-transfer.c index 1327e1a..54abf9e 100644 --- a/drivers/md/dm-log-userspace-transfer.c +++ b/drivers/md/dm-log-userspace-transfer.c @@ -133,6 +133,9 @@ static void cn_ulog_callback(struct cn_msg *msg, struct netlink_skb_parms *nsp) { struct dm_ulog_request *tfr = (struct dm_ulog_request *)(msg + 1); + if (!cap_raised(nsp->eff_cap, CAP_SYS_ADMIN)) + return; + spin_lock(&receiving_list_lock); if (msg->len == 0) fill_pkg(msg, NULL); -- 1.6.0.4 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/