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    SubjectDVB Update [PATCH 13/31] fix possible frontend deadlock
    >From 8c37315b9966e21894a76b61177727b462992d65 Mon Sep 17 00:00:00 2001
    From: Manu Abraham <manu@linuxtv.org>
    Date: Thu, 4 Sep 2008 13:45:00 +0200
    Subject: [PATCH] DVB Fix possible frontend deadlock

    The frontend will deadlock if an unspecified delivery system
    is specified. Before returning error for the unspecified
    delivery system, unlock and then exit.

    From: Marco Schluessler <marco@lordzodiac.de>
    Signed-off-by: Marco Schluessler <marco@lordzodiac.de>
    Signed-off-by: Manu Abraham <manu@linuxtv.org>

    dvb_frontend.c | 1 +
    1 file changed, 1 insertion(+)

    >From 8c37315b9966e21894a76b61177727b462992d65 Mon Sep 17 00:00:00 2001
    From: Manu Abraham <manu@linuxtv.org>
    Date: Thu, 4 Sep 2008 13:45:00 +0200
    Subject: [PATCH] DVB Fix possible frontend deadlock

    The frontend will deadlock if an unspecified delivery system
    is specified. Before returning error for the unspecified
    delivery system, unlock and then exit.

    From: Marco Schluessler <marco@lordzodiac.de>
    Signed-off-by: Marco Schluessler <marco@lordzodiac.de>
    Signed-off-by: Manu Abraham <manu@linuxtv.org>

    diff --git a/drivers/media/dvb/dvb-core/dvb_frontend.c b/drivers/media/dvb/dvb-core/dvb_frontend.c
    index 125facb..313c639 100644
    --- a/drivers/media/dvb/dvb-core/dvb_frontend.c
    +++ b/drivers/media/dvb/dvb-core/dvb_frontend.c
    @@ -1789,6 +1789,7 @@ static int dvb_frontend_ioctl(struct inode *inode, struct file *file,
    fepriv->max_drift = 0;
    break;
    default:
    + up(&fepriv->sem);
    return -EINVAL;
    }
    }
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