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    SubjectRe: [PATCH] [media] vp7045: fix buffer setup
    On Wed, 10 Aug 2011 12:05:20 +0200
    Florian Mickler <florian@mickler.org> wrote:

    > dvb_usb_device_init calls the frontend_attach method of this driver which
    > uses vp7045_usb_ob. In order to have a buffer ready in vp7045_usb_op, it has to
    > be allocated before that happens.
    >
    > Luckily we can use the whole private data as the buffer as it gets separately
    > allocated on the heap via kzalloc in dvb_usb_device_init and is thus apt for
    > use via usb_control_msg.
    >
    > This fixes a
    > BUG: unable to handle kernel paging request at 0000000000001e78
    >
    > reported by Tino Keitel and diagnosed by Dan Carpenter.
    >
    > References: https://bugzilla.kernel.org/show_bug.cgi?id=40062
    > Cc: v3.0.y <stable@kernel.org>
    > Tested-by: Tino Keitel <tino.keitel@tikei.de>
    > Signed-off-by: Florian Mickler <florian@mickler.org>

    ...ping...


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