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authorFelix Fietkau <nbd@openwrt.org>2015-03-13 05:17:06 +0000
committerFelix Fietkau <nbd@openwrt.org>2015-03-13 05:17:06 +0000
commitfce7d5cfc9d63a21db3530883046072358eab2b0 (patch)
tree66a453b2c05bb5b463b8ab1c6ba39895fea44ed8 /package/kernel
parent7fc700dcca433de90a574a5521ae30d0c578e65a (diff)
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mac80211: fix a pointer handling error in the new tx queueing code
Signed-off-by: Felix Fietkau <nbd@openwrt.org> SVN-Revision: 44738
Diffstat (limited to 'package/kernel')
-rw-r--r--package/kernel/mac80211/patches/300-mac80211-add-an-intermediate-software-queue-implemen.patch14
1 files changed, 8 insertions, 6 deletions
diff --git a/package/kernel/mac80211/patches/300-mac80211-add-an-intermediate-software-queue-implemen.patch b/package/kernel/mac80211/patches/300-mac80211-add-an-intermediate-software-queue-implemen.patch
index dbf9737f6d..40aca6dd03 100644
--- a/package/kernel/mac80211/patches/300-mac80211-add-an-intermediate-software-queue-implemen.patch
+++ b/package/kernel/mac80211/patches/300-mac80211-add-an-intermediate-software-queue-implemen.patch
@@ -323,7 +323,7 @@ Signed-off-by: Felix Fietkau <nbd@openwrt.org>
if (!sta)
return NULL;
-@@ -321,11 +328,23 @@ struct sta_info *sta_info_alloc(struct i
+@@ -321,11 +328,25 @@ struct sta_info *sta_info_alloc(struct i
for (i = 0; i < ARRAY_SIZE(sta->chain_signal_avg); i++)
ewma_init(&sta->chain_signal_avg[i], 1024, 8);
@@ -331,15 +331,17 @@ Signed-off-by: Felix Fietkau <nbd@openwrt.org>
- kfree(sta);
- return NULL;
+ if (local->ops->wake_tx_queue) {
++ void *txq_data;
+ int size = sizeof(struct txq_info) +
+ ALIGN(hw->txq_data_size, sizeof(void *));
+
-+ sta->txq = kcalloc(IEEE80211_NUM_TIDS, size, gfp);
-+ if (!sta->txq)
++ txq_data = kcalloc(IEEE80211_NUM_TIDS, size, gfp);
++ if (!txq_data)
+ goto free;
+
++ sta->txq = txq_data;
+ for (i = 0; i < IEEE80211_NUM_TIDS; i++) {
-+ struct txq_info *txq = sta->txq + i * size;
++ struct txq_info *txq = txq_data + i * size;
+ ieee80211_init_tx_queue(sdata, sta, txq, i);
+ }
}
@@ -350,7 +352,7 @@ Signed-off-by: Felix Fietkau <nbd@openwrt.org>
for (i = 0; i < IEEE80211_NUM_TIDS; i++) {
/*
* timer_to_tid must be initialized with identity mapping
-@@ -346,7 +365,7 @@ struct sta_info *sta_info_alloc(struct i
+@@ -346,7 +367,7 @@ struct sta_info *sta_info_alloc(struct i
if (sdata->vif.type == NL80211_IFTYPE_AP ||
sdata->vif.type == NL80211_IFTYPE_AP_VLAN) {
struct ieee80211_supported_band *sband =
@@ -359,7 +361,7 @@ Signed-off-by: Felix Fietkau <nbd@openwrt.org>
u8 smps = (sband->ht_cap.cap & IEEE80211_HT_CAP_SM_PS) >>
IEEE80211_HT_CAP_SM_PS_SHIFT;
/*
-@@ -371,6 +390,12 @@ struct sta_info *sta_info_alloc(struct i
+@@ -371,6 +392,12 @@ struct sta_info *sta_info_alloc(struct i
sta_dbg(sdata, "Allocated STA %pM\n", sta->sta.addr);
return sta;