diff options
| author | nbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73> | 2012-06-14 21:36:05 +0000 |
|---|---|---|
| committer | nbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73> | 2012-06-14 21:36:05 +0000 |
| commit | 3bb2e382f6836e36724e0654a04b106bafc9cd71 (patch) | |
| tree | 33246f60a2335f2d0a7a6c86dc975a447d376f5f /package/mac80211/patches/300-pending_work.patch | |
| parent | eb1c7a641f92531c42e63ad00542d31c02de20b7 (diff) | |
ath9k: fix an invalid pointer access in the tx path
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@32376 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'package/mac80211/patches/300-pending_work.patch')
| -rw-r--r-- | package/mac80211/patches/300-pending_work.patch | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/package/mac80211/patches/300-pending_work.patch b/package/mac80211/patches/300-pending_work.patch index 73190796f..9044396dc 100644 --- a/package/mac80211/patches/300-pending_work.patch +++ b/package/mac80211/patches/300-pending_work.patch @@ -523,3 +523,53 @@ } #endif +--- a/drivers/net/wireless/ath/ath9k/ath9k.h ++++ b/drivers/net/wireless/ath/ath9k/ath9k.h +@@ -214,6 +214,7 @@ struct ath_frame_info { + enum ath9k_key_type keytype; + u8 keyix; + u8 retries; ++ bool short_preamble; + }; + + struct ath_buf_state { +--- a/drivers/net/wireless/ath/ath9k/xmit.c ++++ b/drivers/net/wireless/ath/ath9k/xmit.c +@@ -938,6 +938,7 @@ static void ath_buf_set_rate(struct ath_ + struct ieee80211_tx_rate *rates; + const struct ieee80211_rate *rate; + struct ieee80211_hdr *hdr; ++ struct ath_frame_info *fi = get_frame_info(bf->bf_mpdu); + int i; + u8 rix = 0; + +@@ -957,8 +958,7 @@ static void ath_buf_set_rate(struct ath_ + rate = ieee80211_get_rts_cts_rate(sc->hw, tx_info); + info->rtscts_rate = rate->hw_value; + +- if (tx_info->control.vif && +- tx_info->control.vif->bss_conf.use_short_preamble) ++ if (fi->short_preamble) + info->rtscts_rate |= rate->hw_value_short; + + for (i = 0; i < 4; i++) { +@@ -1779,6 +1779,11 @@ static void setup_frame_info(struct ieee + struct ath_frame_info *fi = get_frame_info(skb); + struct ath_node *an = NULL; + enum ath9k_key_type keytype; ++ bool short_preamble = false; ++ ++ if (tx_info->control.vif && ++ tx_info->control.vif->bss_conf.use_short_preamble) ++ short_preamble = true; + + keytype = ath9k_cmn_get_hw_crypto_keytype(skb); + +@@ -1794,6 +1799,7 @@ static void setup_frame_info(struct ieee + fi->keyix = ATH9K_TXKEYIX_INVALID; + fi->keytype = keytype; + fi->framelen = framelen; ++ fi->short_preamble = short_preamble; + } + + u8 ath_txchainmask_reduction(struct ath_softc *sc, u8 chainmask, u32 rate) |