pentoo-overlay/sys-kernel/pentoo-sources/files/4005_kali-wifi-injection-without-4004.patch
2025-04-23 17:25:38 +08:00

72 lines
2.7 KiB
Diff

--- a/net/mac80211/tx.c
+++ b/net/mac80211/tx.c
@@ -824,11 +824,19 @@ ieee80211_tx_h_sequence(struct ieee80211
/*
* Packet injection may want to control the sequence
- * number, if we have no matching interface then we
- * neither assign one ourselves nor ask the driver to.
+ * number, so if an injected packet is found, skip
+ * renumbering it. Also make the packet NO_ACK to avoid
+ * excessive retries (ACKing and retrying should be
+ * handled by the injecting application).
+ * FIXME This may break hostapd and some other injectors.
+ * This should be done using a radiotap flag.
*/
- if (unlikely(info->control.vif->type == NL80211_IFTYPE_MONITOR))
+ if (unlikely((info->flags & IEEE80211_TX_CTL_INJECTED) &&
+ !(tx->sdata->u.mntr.flags & MONITOR_FLAG_COOK_FRAMES))) {
+ if (!ieee80211_has_morefrags(hdr->frame_control))
+ info->flags |= IEEE80211_TX_CTL_NO_ACK;
return TX_CONTINUE;
+ }
if (unlikely(ieee80211_is_ctl(hdr->frame_control)))
return TX_CONTINUE;
@@ -2059,6 +2067,10 @@ void ieee80211_xmit(struct ieee80211_sub
}
ieee80211_set_qos_hdr(sdata, skb);
+ // Don't overwrite QoS header in monitor mode
+ if (likely(info->control.vif->type != NL80211_IFTYPE_MONITOR)) {
+ ieee80211_set_qos_hdr(sdata, skb);
+ }
ieee80211_tx(sdata, sta, skb, false);
}
--- a/net/wireless/chan.c
+++ b/net/wireless/chan.c
@@ -1582,8 +1582,10 @@ int cfg80211_set_monitor_channel(struct
{
if (!rdev->ops->set_monitor_channel)
return -EOPNOTSUPP;
- if (!cfg80211_has_monitors_only(rdev))
- return -EBUSY;
+ // Always allow user to change channel, even if there is another normal
+ // virtual interface using the device.
+ //if (!cfg80211_has_monitors_only(rdev))
+ // return -EBUSY;
return rdev_set_monitor_channel(rdev, chandef);
}
--- a/drivers/net/wireless/realtek/rtl818x/rtl8187/dev.c
+++ b/drivers/net/wireless/realtek/rtl818x/rtl8187/dev.c
@@ -248,8 +248,17 @@ static void rtl8187_tx(struct ieee80211_
flags |= RTL818X_TX_DESC_FLAG_NO_ENC;
flags |= ieee80211_get_tx_rate(dev, info)->hw_value << 24;
+
+ // When this flag is set the firmware waits untill ALL fragments have
+ // reached the USB device. Then it sends the first fragment and waits
+ // for ACKS's. Of course in monitor mode it won't detect these ACK's.
if (ieee80211_has_morefrags(tx_hdr->frame_control))
- flags |= RTL818X_TX_DESC_FLAG_MOREFRAG;
+ {
+ // If info->control.vif is NULL it's most likely in monitor mode
+ if (likely(info->control.vif != NULL && info->control.vif->type != NL80211_IFTYPE_MONITOR)) {
+ flags |= RTL818X_TX_DESC_FLAG_MOREFRAG;
+ }
+ }
/* HW will perform RTS-CTS when only RTS flags is set.
* HW will perform CTS-to-self when both RTS and CTS flags are set.