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Commit 0c5553b1 authored by Samuel Ortiz's avatar Samuel Ortiz Committed by John W. Linville
Browse files

iwmc3200wifi: invalidate keys when changing the BSSID 



While associated, we have to invalidate our key cache if we clear our BSSID
through siwap.

Signed-off-by: default avatarSamuel Ortiz <samuel.ortiz@intel.com>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent 030b8655

drivers/net/wireless/iwmc3200wifi/wext.c

+18 −1
Original line number Diff line number Diff line
@@ -82,6 +82,7 @@ static int iwm_wext_siwap(struct net_device *dev, struct iw_request_info *info, 
			  struct sockaddr *ap_addr, char *extra)

{

	struct iwm_priv *iwm = ndev_to_iwm(dev);

	int ret;



	if (iwm->conf.mode == UMAC_MODE_IBSS)

		return cfg80211_ibss_wext_siwap(dev, info, ap_addr, extra);
@@ -104,10 +105,26 @@ static int iwm_wext_siwap(struct net_device *dev, struct iw_request_info *info, 
	}



	if (iwm->umac_profile_active) {

		int i;



		if (!memcmp(&iwm->umac_profile->bssid[0], iwm->bssid, ETH_ALEN))

			return 0;



		iwm_invalidate_mlme_profile(iwm);

		/*

		 * If we're clearing the BSSID, and we're associated,

		 * we have to clear the keys as they're no longer valid.

		 */

		if (is_zero_ether_addr(ap_addr->sa_data)) {

			for (i = 0; i < IWM_NUM_KEYS; i++)

				iwm->keys[i].in_use = 0;



		}



		ret = iwm_invalidate_mlme_profile(iwm);

		if (ret < 0) {

			IWM_ERR(iwm, "Couldn't invalidate profile\n");

			return ret;

		}

	}



	if (iwm->umac_profile->ssid.ssid_len)