From 9e8b16dbd0f642e14adccf52af46853418cab331 Mon Sep 17 00:00:00 2001 From: Vasanthakumar Thiagarajan Date: Tue, 10 Apr 2012 14:27:47 +0530 Subject: [PATCH] ath6kl: Configure 0 as rsn cap when it is not there in rsn ie Currently rsn capability is not set when it is not available in rsn IE. Set it to 0 in firmware when it is not there in the ie to make sure host and target are consistent. Signed-off-by: Vasanthakumar Thiagarajan Signed-off-by: Kalle Valo --- drivers/net/wireless/ath/ath6kl/cfg80211.c | 20 +++++++++++++------- 1 file changed, 13 insertions(+), 7 deletions(-) diff --git a/drivers/net/wireless/ath/ath6kl/cfg80211.c b/drivers/net/wireless/ath/ath6kl/cfg80211.c index 6b6bf938feef..12f2f616d380 100644 --- a/drivers/net/wireless/ath/ath6kl/cfg80211.c +++ b/drivers/net/wireless/ath/ath6kl/cfg80211.c @@ -2582,28 +2582,34 @@ static int ath6kl_get_rsn_capab(struct cfg80211_beacon_data *beacon, /* skip element id and length */ rsn_ie += 2; - /* skip version, group cipher */ - if (rsn_ie_len < 6) + /* skip version */ + if (rsn_ie_len < 2) return -EINVAL; - rsn_ie += 6; - rsn_ie_len -= 6; + rsn_ie += 2; + rsn_ie_len -= 2; + + /* skip group cipher suite */ + if (rsn_ie_len < 4) + return 0; + rsn_ie += 4; + rsn_ie_len -= 4; /* skip pairwise cipher suite */ if (rsn_ie_len < 2) - return -EINVAL; + return 0; cnt = get_unaligned_le16(rsn_ie); rsn_ie += (2 + cnt * 4); rsn_ie_len -= (2 + cnt * 4); /* skip akm suite */ if (rsn_ie_len < 2) - return -EINVAL; + return 0; cnt = get_unaligned_le16(rsn_ie); rsn_ie += (2 + cnt * 4); rsn_ie_len -= (2 + cnt * 4); if (rsn_ie_len < 2) - return -EINVAL; + return 0; memcpy(rsn_capab, rsn_ie, 2); -- 2.20.1