From: Michael Hanselmann Commit 40b20c257a13c5a526ac540bc5e43d0fdf29792a by Len Brown introduced a null pointer dereference in the appledisplay driver. This patch fixes it. Signed-off-by: Michael Hanselmann Signed-off-by: Greg Kroah-Hartman --- drivers/usb/misc/appledisplay.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) --- linux-2.6.20.1.orig/drivers/usb/misc/appledisplay.c +++ linux-2.6.20.1/drivers/usb/misc/appledisplay.c @@ -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; -- - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/