Hi Carlos,
On Fri, Sep 12, 2008 at 08:44:26PM +0100, Carlos Corbacho wrote:
> +
> +static int acer_rfkill_register(struct device *dev, struct rfkill **rfkill_dev,
> +enum rfkill_type type, char *name, u32 cap)
> +{
> + int err;
> + u32 state;
> + u32 *data;
> +
> + *rfkill_dev = rfkill_allocate(dev, type);
> + if (!*rfkill_dev)
> + return -ENOMEM;
> + (*rfkill_dev)->name = name;
> + get_u32(&state, cap);
> + (*rfkill_dev)->state = state ? RFKILL_STATE_UNBLOCKED :
> + RFKILL_STATE_SOFT_BLOCKED;
> + data = kzalloc(sizeof(u32), GFP_KERNEL);
> + if (!data) {
> + rfkill_free(*rfkill_dev);
> + return -ENOMEM;
> + }
> + *data = cap;
> + (*rfkill_dev)->data = data;
> + (*rfkill_dev)->toggle_radio = acer_rfkill_set;
> + (*rfkill_dev)->user_claim_unsupported = 1;
> +
> + err = rfkill_register(*rfkill_dev);
> + if (err) {
> + kfree((*rfkill_dev)->data);
> + rfkill_free(*rfkill_dev);
> + return err;
> + }
> + return 0;
> +}
> +
Sorry if I am late to the party but this function is best to have
'struct rfkill *' return value and use ERR_PTR() to signal errors.
--
Dmitry
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