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

[Cedric Le Goater <clg@fr.ibm.com>]

Oleg Nesterov wrote:
> 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...

This patch applies on top of previous i've sent to andrew. 
kernel/user_namespace.c should be in -mm.

Thanks,

C. 
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