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authorFelix Fietkau <nbd@openwrt.org>2012-06-14 21:36:05 +0000
committerFelix Fietkau <nbd@openwrt.org>2012-06-14 21:36:05 +0000
commitfe94e174e523e335b88f7eaf7aa418ef9b3a3014 (patch)
tree69ee8590792d504e08c77efdb2a1668cfe6bb97c /package
parentcf788fc7317c3e4a5bab17194c680ed5b0df39a7 (diff)
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ath9k: fix an invalid pointer access in the tx path
SVN-Revision: 32376
Diffstat (limited to 'package')
-rw-r--r--package/mac80211/patches/300-pending_work.patch50
-rw-r--r--package/mac80211/patches/512-ath9k_channelbw_debugfs.patch4
-rw-r--r--package/mac80211/patches/530-ath9k_limit_qlen.patch12
-rw-r--r--package/mac80211/patches/540-ath9k_extra_leds.patch6
4 files changed, 61 insertions, 11 deletions
diff --git a/package/mac80211/patches/300-pending_work.patch b/package/mac80211/patches/300-pending_work.patch
index 7319079..9044396 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)
diff --git a/package/mac80211/patches/512-ath9k_channelbw_debugfs.patch b/package/mac80211/patches/512-ath9k_channelbw_debugfs.patch
index 637fada..6410a6e 100644
--- a/package/mac80211/patches/512-ath9k_channelbw_debugfs.patch
+++ b/package/mac80211/patches/512-ath9k_channelbw_debugfs.patch
@@ -1,6 +1,6 @@
--- a/drivers/net/wireless/ath/ath9k/ath9k.h
+++ b/drivers/net/wireless/ath/ath9k/ath9k.h
-@@ -620,6 +620,7 @@ struct ath_softc {
+@@ -621,6 +621,7 @@ struct ath_softc {
struct ieee80211_hw *hw;
struct device *dev;
@@ -8,7 +8,7 @@
struct survey_info *cur_survey;
struct survey_info survey[ATH9K_NUM_CHANNELS];
-@@ -687,6 +688,7 @@ struct ath_softc {
+@@ -688,6 +689,7 @@ struct ath_softc {
struct dfs_pattern_detector *dfs_detector;
};
diff --git a/package/mac80211/patches/530-ath9k_limit_qlen.patch b/package/mac80211/patches/530-ath9k_limit_qlen.patch
index 22b4102..f4eb51e 100644
--- a/package/mac80211/patches/530-ath9k_limit_qlen.patch
+++ b/package/mac80211/patches/530-ath9k_limit_qlen.patch
@@ -1,6 +1,6 @@
--- a/drivers/net/wireless/ath/ath9k/ath9k.h
+++ b/drivers/net/wireless/ath/ath9k/ath9k.h
-@@ -243,6 +243,7 @@ struct ath_atx_tid {
+@@ -244,6 +244,7 @@ struct ath_atx_tid {
struct ath_node *an;
struct ath_atx_ac *ac;
unsigned long tx_buf[BITS_TO_LONGS(ATH_TID_MAX_BUFS)];
@@ -8,7 +8,7 @@
int bar_index;
u16 seq_start;
u16 seq_next;
-@@ -289,6 +290,9 @@ struct ath_tx_control {
+@@ -290,6 +291,9 @@ struct ath_tx_control {
* (axq_qnum).
*/
struct ath_tx {
@@ -74,7 +74,7 @@
/* Queue to h/w without aggregation */
TX_STAT_INC(txctl->txq->axq_qnum, a_queued_hw);
bf->bf_lastbf = bf;
-@@ -1873,22 +1886,11 @@ error:
+@@ -1879,22 +1892,11 @@ error:
/* FIXME: tx power */
static void ath_tx_start_dma(struct ath_softc *sc, struct sk_buff *skb,
@@ -99,7 +99,7 @@
if ((tx_info->flags & IEEE80211_TX_CTL_AMPDU) && tid) {
/*
-@@ -1920,6 +1922,7 @@ int ath_tx_start(struct ieee80211_hw *hw
+@@ -1926,6 +1928,7 @@ int ath_tx_start(struct ieee80211_hw *hw
struct ieee80211_vif *vif = info->control.vif;
struct ath_softc *sc = hw->priv;
struct ath_txq *txq = txctl->txq;
@@ -107,7 +107,7 @@
int padpos, padsize;
int frmlen = skb->len + FCS_LEN;
int q;
-@@ -1962,6 +1965,24 @@ int ath_tx_start(struct ieee80211_hw *hw
+@@ -1968,6 +1971,24 @@ int ath_tx_start(struct ieee80211_hw *hw
setup_frame_info(hw, skb, frmlen);
@@ -132,7 +132,7 @@
/*
* At this point, the vif, hw_key and sta pointers in the tx control
* info are no longer valid (overwritten by the ath_frame_info data.
-@@ -1976,7 +1997,7 @@ int ath_tx_start(struct ieee80211_hw *hw
+@@ -1982,7 +2003,7 @@ int ath_tx_start(struct ieee80211_hw *hw
txq->stopped = true;
}
diff --git a/package/mac80211/patches/540-ath9k_extra_leds.patch b/package/mac80211/patches/540-ath9k_extra_leds.patch
index a34a4e1..250e9cf 100644
--- a/package/mac80211/patches/540-ath9k_extra_leds.patch
+++ b/package/mac80211/patches/540-ath9k_extra_leds.patch
@@ -1,6 +1,6 @@
--- a/drivers/net/wireless/ath/ath9k/ath9k.h
+++ b/drivers/net/wireless/ath/ath9k/ath9k.h
-@@ -507,6 +507,9 @@ static inline u16 ath9k_btcoex_aggr_limi
+@@ -508,6 +508,9 @@ static inline u16 ath9k_btcoex_aggr_limi
#ifdef CONFIG_MAC80211_LEDS
void ath_init_leds(struct ath_softc *sc);
void ath_deinit_leds(struct ath_softc *sc);
@@ -10,7 +10,7 @@
#else
static inline void ath_init_leds(struct ath_softc *sc)
{
-@@ -620,6 +623,13 @@ struct ath9k_vif_iter_data {
+@@ -621,6 +624,13 @@ struct ath9k_vif_iter_data {
int nadhocs; /* number of adhoc vifs */
};
@@ -24,7 +24,7 @@
struct ath_softc {
struct ieee80211_hw *hw;
struct device *dev;
-@@ -661,9 +671,8 @@ struct ath_softc {
+@@ -662,9 +672,8 @@ struct ath_softc {
struct ieee80211_supported_band sbands[IEEE80211_NUM_BANDS];
#ifdef CONFIG_MAC80211_LEDS