On Mon, 29 Mar 2021 05:36:47 +0200,
root wrote:
>
> [1.1.1 <text/plain; UTF-8 (base64)>]
>
> From: Jia Zhou <zhou.jia2@xxxxxxxxxx>
>
> modification in commit 2a3f7221acdd ("ALSA: core: Fix card races between
> register and disconnect") resulting in this problem.
>
> Signed-off-by: Jia Zhou <zhou.jia2@xxxxxxxxxx>
> Signed-off-by: Yi Wang <wang.yi59@xxxxxxxxxx>
The code change looks good, but the patch isn't cleanly applicable via
git-am. Could you fix your MUA setup, or try to submit via
git-send-email?
thanks,
Takashi
> ---
> sound/core/init.c | 2 --
> 1 file changed, 2 deletions(-)
>
> diff --git a/sound/core/init.c b/sound/core/init.c
> index 018ce4ef1..9f5270c90 100644
> --- a/sound/core/init.c
> +++ b/sound/core/init.c
> @@ -390,10 +390,8 @@ int snd_card_disconnect(struct snd_card *card)
> return 0;
> }
> card->shutdown = 1;
> - spin_unlock(&card->files_lock);
>
> /* replace file->f_op with special dummy operations */
> - spin_lock(&card->files_lock);
> list_for_each_entry(mfile, &card->files_list, list) {
> /* it's critical part, use endless loop */
> /* we have no room to fail */
> --
> 2.18.4
>
>
