From: Michael Hanselmann Date: Sat, 10 Feb 2007 00:18:23 +0000 (+0100) Subject: Fix null pointer dereference in appledisplay driver X-Git-Tag: v2.6.20.2~80 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=af28fc09453b66e3a2c486fe4e81149537d50cd3;p=thirdparty%2Fkernel%2Fstable.git Fix null pointer dereference in appledisplay driver 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 --- diff --git a/drivers/usb/misc/appledisplay.c b/drivers/usb/misc/appledisplay.c index a7932a72d2988..32f0e3a5b0223 100644 --- a/drivers/usb/misc/appledisplay.c +++ b/drivers/usb/misc/appledisplay.c @@ -281,8 +281,8 @@ static int appledisplay_probe(struct usb_interface *iface, /* 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;