| From | Herton Ronaldo Krzesinski <> | Subject | [PATCH 185/270] mac80211: use ieee80211_free_txskb in a few more places | Date | Mon, 26 Nov 2012 14:57:55 -0200 |
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3.5.7u1 -stable review patch. If anyone has any objections, please let me know.
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From: Felix Fietkau <nbd@openwrt.org>
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 <nbd@openwrt.org> Signed-off-by: John W. Linville <linville@tuxdriver.com> [ herton: adjust context ] Signed-off-by: Herton Ronaldo Krzesinski <herton.krzesinski@canonical.com> --- net/mac80211/iface.c | 2 +- net/mac80211/sta_info.c | 4 ++-- net/mac80211/util.c | 4 ++-- 3 files changed, 5 insertions(+), 5 deletions(-)
diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c index 8664111..4b4d9c5 100644 --- a/net/mac80211/iface.c +++ b/net/mac80211/iface.c @@ -711,7 +711,7 @@ static void ieee80211_do_stop(struct ieee80211_sub_if_data *sdata, 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); } } } diff --git a/net/mac80211/sta_info.c b/net/mac80211/sta_info.c index de455f8..277bd96 100644 --- a/net/mac80211/sta_info.c +++ b/net/mac80211/sta_info.c @@ -591,7 +591,7 @@ static bool sta_info_cleanup_expire_buffered_ac(struct ieee80211_local *local, */ if (!skb) break; - dev_kfree_skb(skb); + ieee80211_free_txskb(&local->hw, skb); } /* @@ -622,7 +622,7 @@ static bool sta_info_cleanup_expire_buffered_ac(struct ieee80211_local *local, printk(KERN_DEBUG "Buffered frame expired (STA %pM)\n", sta->sta.addr); #endif - dev_kfree_skb(skb); + ieee80211_free_txskb(&local->hw, skb); } /* diff --git a/net/mac80211/util.c b/net/mac80211/util.c index f564b5e..92d84f5 100644 --- a/net/mac80211/util.c +++ b/net/mac80211/util.c @@ -400,7 +400,7 @@ void ieee80211_add_pending_skb(struct ieee80211_local *local, 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(struct ieee80211_local *local, 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; } -- 1.7.9.5
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