On Thu, May 5, 2011 at 4:00 PM, Luciano Coelho <coelho@xxxxxx> wrote:
> Implement new functionality for scheduled scan offload. With this feature we
> can scan automatically at certain intervals.
>
> The idea is that the hardware can perform scan automatically and filter on
> desired results without waking up the host unnecessarily.
>
> Add NL80211_CMD_START_SCHED_SCAN and NL80211_CMD_STOP_SCHED_SCAN
> commands to the nl80211 interface. When results are available they are
> reported by NL80211_CMD_SCHED_SCAN_RESULTS events. The userspace is
> informed when the scheduled scan has stopped with a
> NL80211_CMD_SCHED_SCAN_STOPPED event, which can be triggered either by
> the driver or by a call to NL80211_CMD_STOP_SCHED_SCAN.
>
> Signed-off-by: Luciano Coelho <coelho@xxxxxx>
> ---
[...]
> +
> + err = rdev->ops->sched_scan_start(&rdev->wiphy, dev, request);
> + if (!err)
> + nl80211_send_sched_scan(rdev, dev,
> + NL80211_CMD_START_SCHED_SCAN);
> + else {
> +out_free:
> + kfree(request);
> + rdev->sched_scan_req = NULL;
> + }
> +
> + return err;
> +}
i know it's the same in nl80211_trigger_scan(), but it still looks
very odd - goto into else block?!
Eliad.
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