Re: [RFC][PATCH 4/5] mm/zpool: allow NULL `zpool' pointer in zpool_destroy_pool()

[Dan Streetman]

On Wed, Jun 10, 2015 at 8:59 PM, Sergey Senozhatsky
<sergey.senozhatsky.work@xxxxxxxxx> wrote:
> On (06/10/15 17:48), Joe Perches wrote:
> [..]
>> > > > For consistency, tweak zpool_destroy_pool() and NULL-check the
>> > > > pointer there.
>> > > >
>> > > > Proposed by Andrew Morton.
>> > > >
>> > > > Signed-off-by: Sergey Senozhatsky <sergey.senozhatsky@xxxxxxxxx>
>> > > > Reported-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
>> > > > LKML-reference: https://lkml.org/lkml/2015/6/8/583
>> > >
>> > > Acked-by: Dan Streetman <ddstreet@xxxxxxxx>
>> >
>> > Thanks.
>> >
>> > Shall we ask Joe to add zpool_destroy_pool() to the
>> > "$func(NULL) is safe and this check is probably not required" list?
>>
>> []
>>
>> Is it really worth it?
>>
>> There isn't any use of zpool_destroy_pool preceded by an if
>> There is one and only one use of zpool_destroy_pool.
>>
>
> Yes, that's why I asked. I don't think that zpool_destroy_pool()
> will gain any significant amount of users soon (well, who knows),
> so I'm fine with keeping it out of checkpatch checks. Just checked
> your opinion.

I really doubt if zpool will be used by anyone other than zswap anytime soon.

>
>         -ss
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