From fc625960edecfb57e62c2975d1f155155e28e6ba Mon Sep 17 00:00:00 2001 From: Dan Carpenter Date: Wed, 26 Nov 2014 17:06:49 +0300 Subject: [PATCH] USB: adutux: NULL dereferences on disconnect Both "dev->udev" and "interface->dev" are NULL. These printks are not very interesting so I just deleted them. Fixes: 03270634e242 ('USB: Add ADU support for Ontrak ADU devices') Signed-off-by: Dan Carpenter Signed-off-by: Greg Kroah-Hartman --- drivers/usb/misc/adutux.c | 5 ----- 1 file changed, 5 deletions(-) diff --git a/drivers/usb/misc/adutux.c b/drivers/usb/misc/adutux.c index 493c7f268b6f..3071c0ef909b 100644 --- a/drivers/usb/misc/adutux.c +++ b/drivers/usb/misc/adutux.c @@ -814,15 +814,10 @@ static void adu_disconnect(struct usb_interface *interface) usb_set_intfdata(interface, NULL); /* if the device is not opened, then we clean up right now */ - dev_dbg(&dev->udev->dev, "%s : open count %d\n", - __func__, dev->open_count); if (!dev->open_count) adu_delete(dev); mutex_unlock(&adutux_mutex); - - dev_info(&interface->dev, "ADU device adutux%d now disconnected\n", - (minor - ADU_MINOR_BASE)); } /* usb specific object needed to register this driver with the usb subsystem */