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iwlwifi: enable packet injection for iwl3945 

This patch enables packet injection on iwl3945 devices. Tested with
packetspammer and aireplay-ng.

Signed-off-by: Gábor Stefanik <netrolller.3d@gmail.com>
Signed-off-by: Zhu Yi <yi.zhu@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Stefanik Gábor 2008-06-30 17:23:30 +08:00 committed by John W. Linville
parent 25b3f57c1f
commit 914233d68f
1 changed files with 9 additions and 13 deletions
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22
drivers/net/wireless/iwlwifi/iwl3945-base.c
View File

@ -2539,6 +2539,11 @@ static int iwl3945_get_sta_id(struct iwl3945_priv *priv, struct ieee80211_hdr *h
iwl3945_print_hex_dump(IWL_DL_DROP, (u8 *) hdr, sizeof(*hdr));
return priv->hw_setting.bcast_sta_id;
}
/* If we are in monitor mode, use BCAST. This is required for
* packet injection. */
case IEEE80211_IF_TYPE_MNTR:
return priv->hw_setting.bcast_sta_id;
default:
IWL_WARNING("Unknown mode of operation: %d", priv->iw_mode);
return priv->hw_setting.bcast_sta_id;
@ -2578,11 +2583,6 @@ static int iwl3945_tx_skb(struct iwl3945_priv *priv, struct sk_buff *skb)
goto drop_unlock;
}
if (!priv->vif) {
IWL_DEBUG_DROP("Dropping - !priv->vif\n");
goto drop_unlock;
}
if ((ieee80211_get_tx_rate(priv->hw, info)->hw_value & 0xFF) == IWL_INVALID_RATE) {
IWL_ERROR("ERROR: No TX rate available.\n");
goto drop_unlock;
@ -2603,9 +2603,10 @@ static int iwl3945_tx_skb(struct iwl3945_priv *priv, struct sk_buff *skb)
#endif
/* drop all data frame if we are not associated */
if ((!iwl3945_is_associated(priv) ||
((priv->iw_mode == IEEE80211_IF_TYPE_STA) && !priv->assoc_id)) &&
ieee80211_is_data(fc)) {
if (ieee80211_is_data(fc) &&
(priv->iw_mode != IEEE80211_IF_TYPE_MNTR) && /* packet injection */
(!iwl3945_is_associated(priv) ||
((priv->iw_mode == IEEE80211_IF_TYPE_STA) && !priv->assoc_id))) {
IWL_DEBUG_DROP("Dropping - !iwl3945_is_associated\n");
goto drop_unlock;
}
@ -6693,11 +6694,6 @@ static int iwl3945_mac_tx(struct ieee80211_hw *hw, struct sk_buff *skb)
IWL_DEBUG_MAC80211("enter\n");
if (priv->iw_mode == IEEE80211_IF_TYPE_MNTR) {
IWL_DEBUG_MAC80211("leave - monitor\n");
return -1;
}
IWL_DEBUG_TX("dev->xmit(%d bytes) at rate 0x%02x\n", skb->len,
ieee80211_get_tx_rate(hw, IEEE80211_SKB_CB(skb))->bitrate);