linux-kernel - Re: [PATCH] media: dvb: Solve problem with Terratec cinergyT2 when removed and reconnected, or after sleep.

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Message-ID: <20211119161910.6cb3b37a@sal.lan>
Date:   Fri, 19 Nov 2021 16:19:10 +0000
From:   Mauro Carvalho Chehab <mchehab@...nel.org>
To:     rkardell <rkardell@...a.se>
Cc:     linux-media@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] media: dvb: Solve problem with Terratec cinergyT2 when
 removed and reconnected, or after sleep.

Em Wed, 6 Oct 2021 22:39:29 +0200
rkardell <rkardell@...a.se> escreveu:

> Module used count is incremented 1 time but decremented 2 times by 
> dvb_frontend.
> This patch inhibit module used count to go to -1.

Same problems of your previous patch:

	- utf8 "\xA0" does not map to Unicode 
	- your SoB/From doesn't contain your name.

> 
> 
> Signed-off-by: rkl099 <rkardell@...a.se>
> ---
>   drivers/media/usb/dvb-usb/cinergyT2-core.c | 1 +
>   1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/media/usb/dvb-usb/cinergyT2-core.c 
> b/drivers/media/usb/dvb-usb/cinergyT2-core.c
> index 23f1093d2..56f58b3f9 100644
> --- a/drivers/media/usb/dvb-usb/cinergyT2-core.c
> +++ b/drivers/media/usb/dvb-usb/cinergyT2-core.c
> @@ -69,6 +69,7 @@ static int cinergyt2_frontend_attach(struct 
> dvb_usb_adapter *adap)
>       struct cinergyt2_state *st = d->priv;
>       int ret;
> 
> +    try_module_get(THIS_MODULE);
>       adap->fe_adap[0].fe = cinergyt2_fe_attach(adap->dev);
> 
>       mutex_lock(&d->data_mutex);