Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754752Ab0LQP0G (ORCPT ); Fri, 17 Dec 2010 10:26:06 -0500 Received: from 184-106-158-135.static.cloud-ips.com ([184.106.158.135]:47039 "EHLO mail" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1753006Ab0LQP0E (ORCPT ); Fri, 17 Dec 2010 10:26:04 -0500 Date: Fri, 17 Dec 2010 15:26:25 +0000 From: "Serge E. Hallyn" To: "Serge E. Hallyn" Cc: LSM , James Morris , Kees Cook , containers@lists.linux-foundation.org, kernel list , "Eric W. Biederman" , Alexey Dobriyan , Michael Kerrisk Subject: [RFC 3/5] user namespaces: allow sethostname in a container Message-ID: <20101217152625.GC11162@mail.hallyn.com> References: <20101217152246.GA8221@mail.hallyn.com> <20101217152458.GA11162@mail.hallyn.com> <20101217152547.GB11162@mail.hallyn.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20101217152547.GB11162@mail.hallyn.com> User-Agent: Mutt/1.5.20 (2009-06-14) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 805 Lines: 26 Signed-off-by: Serge E. Hallyn --- kernel/sys.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/kernel/sys.c b/kernel/sys.c index 2745dcd..9b9b03b 100644 --- a/kernel/sys.c +++ b/kernel/sys.c @@ -1171,7 +1171,7 @@ SYSCALL_DEFINE2(sethostname, char __user *, name, int, len) int errno; char tmp[__NEW_UTS_LEN]; - if (!capable(CAP_SYS_ADMIN)) + if (!ns_capable(current->nsproxy->uts_ns->user_ns, CAP_SYS_ADMIN)) return -EPERM; if (len < 0 || len > __NEW_UTS_LEN) return -EINVAL; -- 1.7.0.4 -- 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/