1. Си / Говнокод #798

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    case MOTO_ACCY_IOCTL_SET_CHARGER_LOAD_LINE:
            /* Copy the load line setting from user space */
            retval = copy_from_user ((void *)&data, (void *)arg, sizeof(data));

            /* If the copy failed, return an error */
            if (retval != 0)
            {
                retval = -EFAULT;
            }

            /* Else, configure the hardware for the requested load line setting */
            else
            {
                /* Acquire the lock to prevent changes to connected_accessories */
                spin_lock (&connected_lock);

                /* Verify that the 3G fast charger is connected */
                if (ACCY_BITMASK_ISSET(connected_accessories, MOTO_ACCY_TYPE_CHARGER_FAST_3G))
                {
                    /* This charger is the only charger that supports an adjustable load line */

                    /* TBD */
                }

                /* Else, the appropriate charger type is not connected */
                else
                {
                    /* Return error: No such device */
                    retval = -ENODEV;
                }

                /* Release the lock for connected_accessories */
                spin_unlock (&connected_lock);
            }

            break;

    Запостил: guest, 01 Апреля 2009

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