This is a note to let you know that I've just added the patch titled
mac80211: use ieee80211_free_txskb in a few more places
to the 3.6-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
mac80211-use-ieee80211_free_txskb-in-a-few-more-places.patch
and it can be found in the queue-3.6 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <[email protected]> know about it.
>From d4fa14cd62bd078c8e3ef39283b9f237e5b2ff0f Mon Sep 17 00:00:00 2001
From: Felix Fietkau <[email protected]>
Date: Wed, 10 Oct 2012 22:40:23 +0200
Subject: mac80211: use ieee80211_free_txskb in a few more places
From: Felix Fietkau <[email protected]>
commit d4fa14cd62bd078c8e3ef39283b9f237e5b2ff0f upstream.
Free tx status skbs when draining power save buffers, pending frames, or
when tearing down a vif.
Fixes remaining conditions that can lead to hostapd/wpa_supplicant hangs when
running out of socket write memory.
Signed-off-by: Felix Fietkau <[email protected]>
Signed-off-by: John W. Linville <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
---
net/mac80211/iface.c | 2 +-
net/mac80211/sta_info.c | 4 ++--
net/mac80211/util.c | 4 ++--
3 files changed, 5 insertions(+), 5 deletions(-)
--- a/net/mac80211/iface.c
+++ b/net/mac80211/iface.c
@@ -822,7 +822,7 @@ static void ieee80211_do_stop(struct iee
struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
if (info->control.vif == &sdata->vif) {
__skb_unlink(skb, &local->pending[i]);
- dev_kfree_skb_irq(skb);
+ ieee80211_free_txskb(&local->hw, skb);
}
}
}
--- a/net/mac80211/sta_info.c
+++ b/net/mac80211/sta_info.c
@@ -585,7 +585,7 @@ static bool sta_info_cleanup_expire_buff
*/
if (!skb)
break;
- dev_kfree_skb(skb);
+ ieee80211_free_txskb(&local->hw, skb);
}
/*
@@ -614,7 +614,7 @@ static bool sta_info_cleanup_expire_buff
local->total_ps_buffered--;
ps_dbg(sta->sdata, "Buffered frame expired (STA %pM)\n",
sta->sta.addr);
- dev_kfree_skb(skb);
+ ieee80211_free_txskb(&local->hw, skb);
}
/*
--- a/net/mac80211/util.c
+++ b/net/mac80211/util.c
@@ -400,7 +400,7 @@ void ieee80211_add_pending_skb(struct ie
int queue = info->hw_queue;
if (WARN_ON(!info->control.vif)) {
- kfree_skb(skb);
+ ieee80211_free_txskb(&local->hw, skb);
return;
}
@@ -425,7 +425,7 @@ void ieee80211_add_pending_skbs_fn(struc
struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
if (WARN_ON(!info->control.vif)) {
- kfree_skb(skb);
+ ieee80211_free_txskb(&local->hw, skb);
continue;
}
Patches currently in stable-queue which might be from [email protected] are
queue-3.6/mac80211-use-ieee80211_free_txskb-in-a-few-more-places.patch
queue-3.6/revert-ath9k_hw-updated-ar9003-tx-gain-table-for-5ghz.patch
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