Re: [PATCH v2] opp: use list iterator only inside the loop
From: Viresh Kumar
Date: Sun Apr 10 2022 - 23:02:11 EST
On 31-03-22, 16:30, Xiaomeng Tong wrote:
> To move the list iterator variable into the list_for_each_entry_*()
> macro in the future it should be avoided to use the list iterator
> variable after the loop body.
>
> To *never* use the list iterator variable after the loop it was
> concluded to use a separate dedicated pointer variable [1].
>
> In this case, use a new variable 'iter' as the list iterator, while
> use the old variable 'new_dev' as a dedicated pointer to point to the
> found entry. And BUG_ON(!new_dev);.
>
> [1]: https://lore.kernel.org/all/CAHk-=wgRr_D8CB-D9Kg-c=EHreAsk5SqXPwr9Y7k9sA6cWXJ6w@xxxxxxxxxxxxxx/
>
> Signed-off-by: Xiaomeng Tong <xiam0nd.tong@xxxxxxxxx>
> ---
Applied. Thanks.
--
viresh