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Re: [RFC] mac80211: Do not allow disabled channel during scan

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On Thu, 2011-09-15 at 16:24 +0530, Rajkumar Manoharan wrote:
> The scan decision allows disabled channel to be set. So the
> probe request was seen over the disabled channel. This patch
> skips the disabled channel while scanning.

Nack. We want to scan those passively.

> Signed-off-by: Rajkumar Manoharan <rmanohar@xxxxxxxxxxxxxxxx>
> ---
>  net/mac80211/scan.c |    4 ++++
>  1 files changed, 4 insertions(+), 0 deletions(-)
> 
> diff --git a/net/mac80211/scan.c b/net/mac80211/scan.c
> index 6f09eca..9c3d309 100644
> --- a/net/mac80211/scan.c
> +++ b/net/mac80211/scan.c
> @@ -616,6 +616,10 @@ static void ieee80211_scan_state_set_channel(struct ieee80211_local *local,
>  		if (ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_CHANNEL))
>  			skip = 1;
>  
> +	/* Skip disabled channels */
> +	if (chan->flags & IEEE80211_CHAN_DISABLED)
> +		skip = 1;
> +
>  	/* advance state machine to next channel/band */
>  	local->scan_channel_idx++;
>  


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