Re: [PATCH v3] usb: gadget: function: fix missing spinlock in f_uac1_legacy

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On Sun, Jul 05, 2020 at 08:40:27PM +0800, qiang.zhang@xxxxxxxxxxxxx wrote:
> From: Zhang Qiang <qiang.zhang@xxxxxxxxxxxxx>
> 
> Add a missing spinlock protection for play_queue, because
> the play_queue may be destroyed when the "playback_work"
> work func and "f_audio_out_ep_complete" callback func
> operate this paly_queue at the same time.

"play_queue", right?

> 
> Cc: stable <stable@xxxxxxxxxxxxxxx>
> Signed-off-by: Zhang Qiang <qiang.zhang@xxxxxxxxxxxxx>

Because you do not have a Fixes: tag in here, how far back do you want
the stable patch to go to?  That's why, if you can, it's always good to
have a "Fixes:" tag in there to show what commit caused the problem you
are fixing here.

So, what commit caused this?

thanks,

gre gk-h



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