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| author | Felix Fietkau <nbd@openwrt.org> | 2009-05-30 17:53:41 +0000 |
|---|---|---|
| committer | Felix Fietkau <nbd@openwrt.org> | 2009-05-30 17:53:41 +0000 |
| commit | ffea0b1aee67540cb415ce6debd898e56f44a105 (patch) | |
| tree | 6b2ac325fa246ed324a3e7460fd75af55575da1a /package/madwifi/patches/436-injection_checks.patch | |
| parent | f48e0b1e5f5a3909554756578a52b599fa073371 (diff) | |
| download | upstream-ffea0b1aee67540cb415ce6debd898e56f44a105.tar.gz upstream-ffea0b1aee67540cb415ce6debd898e56f44a105.tar.bz2 upstream-ffea0b1aee67540cb415ce6debd898e56f44a105.zip | |
madwifi: add sanity checks for monitor mode injection
SVN-Revision: 16218
Diffstat (limited to 'package/madwifi/patches/436-injection_checks.patch')
| -rw-r--r-- | package/madwifi/patches/436-injection_checks.patch | 26 |
1 files changed, 26 insertions, 0 deletions
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; |