Date: 23 Oct 1997 21:54:14 +0200 From: Wolfram Schneider <wosch@cs.tu-berlin.de> To: Bruce Evans <bde@zeta.org.au> Cc: karpen@ocean.campus.luth.se, current@FreeBSD.ORG Subject: Re: -STABLE reboots Message-ID: <p1iiuuodzmh.fsf@panke.panke.de> In-Reply-To: Bruce Evans's message of Wed, 22 Oct 1997 12:13:50 %2B1000 References: <199710220213.MAA22074@godzilla.zeta.org.au>
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Bruce Evans <bde@zeta.org.au> writes: > >> The problem is more serious in -current, since mount(2) is unprivileged, > >> so even `mount /foo /foo' panics (if the mounter is root or owns /foo). > > > >Er... Isn't that easilly solvable by mount checking for the two arguments > >being the same? > > Of course not, or it would have been fixed years ago. `mkdir foo; ln foo > bar; mount foo bar' also panics. Checking inodes isn't enough either, > since `mkdir foo foo/foo; mount foo/foo foo' also panics. But it would fix the problem for *users* in most cases. -- Wolfram Schneider <wosch@apfel.de> http://www.apfel.de/~wosch/
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