Applied.
thanks,
-Len
On Friday 09 February 2007 19:18, Michael Hanselmann wrote:
> Commit 40b20c257a13c5a526ac540bc5e43d0fdf29792a by Len Brown introduced
> a null pointer dereference in the appledisplay driver. This patch fixes
> it.
>
> Signed-off-by: Michael Hanselmann <linux-kernel@xxxxxxxxx>
>
> ---
> I suggest adding this to 2.6.20.1 because this bug causes the kernel to
> panic on boot when the driver is compiled in.
>
> diff -Nrup --exclude-from linux-exclude-from linux-2.6.20.orig/drivers/usb/misc/appledisplay.c linux-2.6.20/drivers/usb/misc/appledisplay.c
> --- linux-2.6.20.orig/drivers/usb/misc/appledisplay.c 2007-02-09 22:35:56.000000000 +0100
> +++ linux-2.6.20/drivers/usb/misc/appledisplay.c 2007-02-10 01:00:28.000000000 +0100
> @@ -281,8 +281,8 @@ static int appledisplay_probe(struct usb
> /* Register backlight device */
> snprintf(bl_name, sizeof(bl_name), "appledisplay%d",
> atomic_inc_return(&count_displays) - 1);
> - pdata->bd = backlight_device_register(bl_name, NULL, NULL,
> - &appledisplay_bl_data);
> + pdata->bd = backlight_device_register(bl_name, NULL,
> + pdata, &appledisplay_bl_data);
> if (IS_ERR(pdata->bd)) {
> err("appledisplay: Backlight registration failed");
> goto error;
> -
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