alx ethernet driver patch for kernel 3.7.2

/*
 * alx_hw_printk
 */
void alx_hw_printk(const char *level, const struct alx_hw *hw,
           const char *fmt, ...)
{
    struct va_format vaf;
    va_list args;

    va_start(args, fmt);
    vaf.fmt = fmt;
    vaf.va = &args;

    //if (hw && hw->adpt && hw->adpt->netdev)
    //    __netdev_printk(level, hw->adpt->netdev, &vaf);
    //else
    printk("%salx_hw: %pV", level, &vaf);

    va_end(args);
}