linux-kernel - Re: [PATCH] fix SEM_UNDO with namespaces, take 2

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Message-ID: <47FB283C.6050509@openvz.org>
Date:	Tue, 08 Apr 2008 12:09:32 +0400
From:	Pavel Emelyanov <xemul@...nvz.org>
To:	Manfred Spraul <manfred@...orfullife.com>
CC:	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	"Serge E. Hallyn" <serue@...ibm.com>,
	"Eric W. Biederman" <ebiederm@...ssion.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Sukadev Bhattiprolu <sukadev@...ibm.com>
Subject: Re: [PATCH] fix SEM_UNDO with namespaces, take 2

> +			if ((current->nsproxy == NULL && new_nsproxy != NULL) ||
> +				(current->nsproxy != NULL && new_nsproxy == NULL) ||
> +				(current->nsproxy != NULL && new_nsproxy != NULL && current->nsproxy->ipc_ns != new_nsproxy->ipc_ns)) {

Is the if (unshare_flags & CLONE_NEWIPC) check not enough?

Thanks,
Pavel
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