From 2363425ea20de56c1fed6ce4ec0c4bf5855b58c6 Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Sat, 30 May 2009 17:53:41 +0000 Subject: [PATCH] madwifi: add sanity checks for monitor mode injection SVN-Revision: 16218 --- .../patches/436-injection_checks.patch | 26 +++++++++++++++++++ 1 file changed, 26 insertions(+) create mode 100644 package/madwifi/patches/436-injection_checks.patch diff --git a/package/madwifi/patches/436-injection_checks.patch b/package/madwifi/patches/436-injection_checks.patch new file mode 100644 index 0000000000..7bdd82c0f9 --- /dev/null +++ b/package/madwifi/patches/436-injection_checks.patch @@ -0,0 +1,26 @@ +--- a/ath/if_ath.c ++++ b/ath/if_ath.c +@@ -3199,7 +3199,13 @@ ath_tx_startraw(struct net_device *dev, + struct ieee80211_frame *wh; + + wh = (struct ieee80211_frame *)skb->data; ++ + try0 = ph->try0; ++ if (!try0) ++ try0 = 1; ++ else if (try0 > 11) ++ try0 = 11; ++ + rt = sc->sc_currates; + txrate = dot11_to_ratecode(sc, rt, ph->rate0); + power = ph->power > 63 ? 63 : ph->power; +@@ -3224,7 +3230,8 @@ ath_tx_startraw(struct net_device *dev, + rt = sc->sc_currates; + KASSERT(rt != NULL, ("no rate table, mode %u", sc->sc_curmode)); + +- if (IEEE80211_IS_MULTICAST(wh->i_addr1)) { ++ if (((wh->i_fc[0] & IEEE80211_FC0_TYPE_MASK) != IEEE80211_FC0_TYPE_DATA) || ++ IEEE80211_IS_MULTICAST(wh->i_addr1)) { + flags |= HAL_TXDESC_NOACK; /* no ack on broad/multicast */ + sc->sc_stats.ast_tx_noack++; + try0 = 1; -- 2.30.2