Commit 6d854127 authored by Malcolm Priestley's avatar Malcolm Priestley Committed by Greg Kroah-Hartman

staging: vt6655: vnt_rx_data add track rsr and new_rsr errors

If not rsr & RSR_CRCOK report RX_FLAG_FAILED_FCS_CRC

If not rsr & (RSR_IVLDTYP | RSR_IVLDLEN) drop packet

If not NEWRSR_DECRYPTOK on new_rsr drop packet.
Signed-off-by: default avatarMalcolm Priestley <tvboxspy@gmail.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent d17f4c8a
...@@ -91,6 +91,8 @@ static bool vnt_rx_data(struct vnt_private *priv, struct sk_buff *skb, ...@@ -91,6 +91,8 @@ static bool vnt_rx_data(struct vnt_private *priv, struct sk_buff *skb,
new_rsr = skb_data + bytes_received - 3; new_rsr = skb_data + bytes_received - 3;
rssi = skb_data + bytes_received - 2; rssi = skb_data + bytes_received - 2;
rsr = skb_data + bytes_received - 1; rsr = skb_data + bytes_received - 1;
if (*rsr & (RSR_IVLDTYP | RSR_IVLDLEN))
return false;
RFvRSSITodBm(priv, *rssi, &rx_dbm); RFvRSSITodBm(priv, *rssi, &rx_dbm);
...@@ -106,6 +108,9 @@ static bool vnt_rx_data(struct vnt_private *priv, struct sk_buff *skb, ...@@ -106,6 +108,9 @@ static bool vnt_rx_data(struct vnt_private *priv, struct sk_buff *skb,
rx_status.flag = 0; rx_status.flag = 0;
rx_status.freq = hw->conf.chandef.chan->center_freq; rx_status.freq = hw->conf.chandef.chan->center_freq;
if (!(*rsr & RSR_CRCOK))
rx_status.flag |= RX_FLAG_FAILED_FCS_CRC;
hdr = (struct ieee80211_hdr *)(skb->data); hdr = (struct ieee80211_hdr *)(skb->data);
fc = hdr->frame_control; fc = hdr->frame_control;
...@@ -113,7 +118,11 @@ static bool vnt_rx_data(struct vnt_private *priv, struct sk_buff *skb, ...@@ -113,7 +118,11 @@ static bool vnt_rx_data(struct vnt_private *priv, struct sk_buff *skb,
if (ieee80211_has_protected(fc)) { if (ieee80211_has_protected(fc)) {
if (priv->byLocalID > REV_ID_VT3253_A1) if (priv->byLocalID > REV_ID_VT3253_A1)
rx_status.flag = RX_FLAG_DECRYPTED; rx_status.flag |= RX_FLAG_DECRYPTED;
/* Drop packet */
if (!(*new_rsr & NEWRSR_DECRYPTOK))
return false;
} }
memcpy(IEEE80211_SKB_RXCB(skb), &rx_status, sizeof(rx_status)); memcpy(IEEE80211_SKB_RXCB(skb), &rx_status, sizeof(rx_status));
......
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