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Re: [PATCH] mac80211: fix SME warning by removing stale BSS upon assoc failure

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On Tue, 2009-10-13 at 20:50 -0400, Luis R. Rodriguez wrote:
> If you try to authenticate with an AP we will keep track of the
> AP's BSS and expect to eventually either give up on the AP or complete
> an association cycle with it. If an AP rejects our association though
> mac80211 currently insists on telling cfg80211 a BSS authenticated
> correctly, this is wrong as it leaves a bogus BSS lingering around.

But if assoc fails, it _did_ authenticate correctly.

> --- a/net/mac80211/mlme.c
> +++ b/net/mac80211/mlme.c
> @@ -1463,11 +1463,11 @@ ieee80211_rx_mgmt_assoc_resp(struct ieee80211_sub_if_data *sdata,
>  	if (status_code != WLAN_STATUS_SUCCESS) {
>  		printk(KERN_DEBUG "%s: AP denied association (code=%d)\n",
>  		       sdata->dev->name, status_code);
>  		list_del(&wk->list);
>  		kfree(wk);
> -		return RX_MGMT_CFG80211_ASSOC;
> +		return RX_MGMT_CFG80211_DEAUTH;

I'm sure this is correct. Maybe cfg80211 doesn't react properly to
getting an assoc frame with non-zero status?

johannes

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