[Devel] Re: [PATCH] create_new_namespaces: fix improper return of NULL

[Oleg Nesterov]

On 06/19, Cedric Le Goater wrote:
>
> Oleg Nesterov wrote:
> > Untested.
> > 
> > dup_mnt_ns() and clone_uts_ns() return NULL on failure. This is wrong,
> > create_new_namespaces() uses ERR_PTR() to catch an error. This means
> > that the subsequent create_new_namespaces() will hit BUG_ON() in
> > copy_mnt_ns() or copy_utsname().
> 
> I sent one just like it :
> 
> 	http://lkml.org/lkml/2007/6/12/142

Ah, thanks.

Your patch is more complete, it also fixes kernel/user_namespace.c (which
I don't see in 2.6.22-rc5). I don't this this fix is urgent, so...

Andrew, please ignore this patch.

Oleg.

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