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SubjectRe: [PATCH] ALSA: wavefront: Convert timers to use timer_setup()
On Tue, Oct 24, 2017 at 12:32 PM, Takashi Iwai <tiwai@suse.de> wrote:
> On Tue, 24 Oct 2017 17:35:09 +0200,
> Kees Cook wrote:
>>
>> In preparation for unconditionally passing the struct timer_list pointer to
>> all timer callbacks, switch to using the new timer_setup() and from_timer()
>> to pass the timer pointer explicitly.
>>
>> Cc: Jaroslav Kysela <perex@perex.cz>
>> Cc: Takashi Iwai <tiwai@suse.com>
>> Cc: Takashi Sakamoto <o-takashi@sakamocchi.jp>
>> Cc: alsa-devel@alsa-project.org
>> Signed-off-by: Kees Cook <keescook@chromium.org>
>
> Thanks, applied.
>
> I guess we may deduce the card pointer from substream_output[], but
> this approach will be simpler in the end.

Yeah, I looked at that as an option, and I couldn't tell if the
lifetime might change out from under the timer, so I opted for an
explicit pointer since that's no worse than what the old struct
timer_list did anyway. :)

Thanks!

-Kees

--
Kees Cook
Pixel Security

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