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ath9k_htc: Fix TKIP encryption

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Set IEEE80211_HW_RX_INCLUDES_FCS to indicate that
the FCS is present in RX frames. Also, remove a redundant
assignment of skb length and include the FCS_LEN
when checking padding.

Fixing this issue makes TKIP work.

Signed-off-by: Sujith <Sujith.Manoharan@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Sujith 2010-03-30 08:48:27 +05:30 committed by John W. Linville
parent 29bffa96e9
commit 32fbccafed
2 changed files with 3 additions and 3 deletions
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3
drivers/net/wireless/ath/ath9k/htc_drv_init.c
View File

@ -513,7 +513,8 @@ static void ath9k_set_hw_capab(struct ath9k_htc_priv *priv,
hw->flags = IEEE80211_HW_SIGNAL_DBM |
IEEE80211_HW_AMPDU_AGGREGATION |
IEEE80211_HW_SPECTRUM_MGMT |
IEEE80211_HW_HAS_RATE_CONTROL;
IEEE80211_HW_HAS_RATE_CONTROL |
IEEE80211_HW_RX_INCLUDES_FCS;
hw->wiphy->interface_modes =
BIT(NL80211_IFTYPE_STATION) |

3
drivers/net/wireless/ath/ath9k/htc_drv_txrx.c
View File

@ -450,7 +450,7 @@ static bool ath9k_rx_prepare(struct ath9k_htc_priv *priv,
padpos = ath9k_cmn_padpos(fc);
padsize = padpos & 3;
if (padsize && skb->len >= padpos+padsize) {
if (padsize && skb->len >= padpos+padsize+FCS_LEN) {
memmove(skb->data + padsize, skb->data, padpos);
skb_pull(skb, padsize);
}
@ -646,7 +646,6 @@ void ath9k_htc_rxep(void *drv_priv, struct sk_buff *skb,
spin_lock(&priv->rx.rxbuflock);
memcpy(&rxbuf->rxstatus, rxstatus, HTC_RX_FRAME_HEADER_SIZE);
skb_pull(skb, HTC_RX_FRAME_HEADER_SIZE);
skb->len = rxstatus->rs_datalen;
rxbuf->skb = skb;
rxbuf->in_process = true;
spin_unlock(&priv->rx.rxbuflock);