err() was a very old USB-specific macro that I thought had
gone away.  This patch removes it from being used in the
driver and uses dev_err() instead.
CC: Mauro Carvalho Chehab <mchehab@infradead.org>
CC: Jarod Wilson <jarod@redhat.com>
CC: Taylor Ralph <tralph@mythtv.org>
CC: Andrew Morton <akpm@linux-foundation.org>
CC: Rusty Russell <rusty@rustcorp.com.au>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
        /* allocate memory for our device state and initialize it */
        dev = kzalloc(sizeof(*dev), GFP_KERNEL);
        if (!dev) {
-               err("Out of memory");
+               dev_err(&interface->dev, "Out of memory\n");
                goto error;
        }
 
 
        /* register v4l2_device early so it can be used for printks */
        if (v4l2_device_register(&interface->dev, &dev->v4l2_dev)) {
-               err("v4l2_device_register failed");
+               dev_err(&interface->dev, "v4l2_device_register failed\n");
                goto error;
        }