usbip: usbip_event: fix to not print kernel pointer address

Fix it to not print kernel pointer address. Remove the conditional
and debug message as it isn't very useful.

Signed-off-by: Shuah Khan <[e-mail]>
Cc: stable <[e-mail]>
Signed-off-by: Greg Kroah-Hartman <[e-mail]>

drivers/usb/usbip/usbip_event.c

···
 			unset_event(ud, USBIP_EH_UNUSABLE);
 		}
 
-		/* Stop the error handler. */
-		if (ud->event & USBIP_EH_BYE)
-			usbip_dbg_eh("removed %p\n", ud);
-
 		wake_up(&ud->eh_waitq);
 	}
 }