Re: [PATCH 06/13] cfg80211: process user requests only after previous user/driver/core requests

[Johannes Berg <johannes@sipsolutions.net>]

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On Thu, 2009-01-15 at 16:12 -0800, Luis R. Rodriguez wrote:
> This prevents user regulatory changes to be considered prior to previous
> pending user, core or driver requests which have not be applied.

This seems appropriate, given that we don't actually keep track of
requests that were successful or not.

> Signed-off-by: Luis R. Rodriguez <lrodriguez@atheros.com>
> ---
>  net/wireless/reg.c |   10 ++++++++++
>  1 files changed, 10 insertions(+), 0 deletions(-)
> 
> diff --git a/net/wireless/reg.c b/net/wireless/reg.c
> index 0cc19e7..b7c6de1 100644
> --- a/net/wireless/reg.c
> +++ b/net/wireless/reg.c
> @@ -1119,6 +1119,16 @@ static int ignore_request(struct wiphy *wiphy, enum reg_set_by set_by,
>  		if (last_request->initiator == REGDOM_SET_BY_USER &&
>  			  last_request->intersect)
>  			return -EOPNOTSUPP;
> +		if (last_request->initiator == REGDOM_SET_BY_CORE ||
> +		    last_request->initiator == REGDOM_SET_BY_DRIVER ||
> +		    last_request->initiator == REGDOM_SET_BY_USER) {
> +			if (alpha2_equal(last_request->alpha2,
> +			    cfg80211_regdomain->alpha2))
> +				return 0;
> +			else
> +				return -EAGAIN;
> +		}
> +
>  		return 0;
>  	}
>  

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