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Merge branch 'for-john' of git://git.kernel.org/pub/scm/linux/kernel/git/iwlwifi/iwlwifi-fixes

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This commit is contained in:
John W. Linville 2012-11-14 14:16:54 -05:00
commit e734207fee
3 changed files with 23 additions and 4 deletions
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2
drivers/net/wireless/iwlwifi/dvm/mac80211.c
View File

@ -521,7 +521,7 @@ static void iwlagn_mac_tx(struct ieee80211_hw *hw,
ieee80211_get_tx_rate(hw, IEEE80211_SKB_CB(skb))->bitrate); ieee80211_get_tx_rate(hw, IEEE80211_SKB_CB(skb))->bitrate);
if (iwlagn_tx_skb(priv, control->sta, skb)) if (iwlagn_tx_skb(priv, control->sta, skb))
dev_kfree_skb_any(skb); ieee80211_free_txskb(hw, skb);
} }
static void iwlagn_mac_update_tkip_key(struct ieee80211_hw *hw, static void iwlagn_mac_update_tkip_key(struct ieee80211_hw *hw,

2
drivers/net/wireless/iwlwifi/dvm/main.c
View File

@ -2114,7 +2114,7 @@ static void iwl_free_skb(struct iwl_op_mode *op_mode, struct sk_buff *skb)
info = IEEE80211_SKB_CB(skb); info = IEEE80211_SKB_CB(skb);
iwl_trans_free_tx_cmd(priv->trans, info->driver_data[1]); iwl_trans_free_tx_cmd(priv->trans, info->driver_data[1]);
dev_kfree_skb_any(skb); ieee80211_free_txskb(priv->hw, skb);
} }
static void iwl_set_hw_rfkill_state(struct iwl_op_mode *op_mode, bool state) static void iwl_set_hw_rfkill_state(struct iwl_op_mode *op_mode, bool state)

23
drivers/net/wireless/iwlwifi/pcie/rx.c
View File

@ -321,6 +321,14 @@ static void iwl_rx_allocate(struct iwl_trans *trans, gfp_t priority)
dma_map_page(trans->dev, page, 0, dma_map_page(trans->dev, page, 0,
PAGE_SIZE << trans_pcie->rx_page_order, PAGE_SIZE << trans_pcie->rx_page_order,
DMA_FROM_DEVICE); DMA_FROM_DEVICE);
if (dma_mapping_error(trans->dev, rxb->page_dma)) {
rxb->page = NULL;
spin_lock_irqsave(&rxq->lock, flags);
list_add(&rxb->list, &rxq->rx_used);
spin_unlock_irqrestore(&rxq->lock, flags);
__free_pages(page, trans_pcie->rx_page_order);
return;
}
/* dma address must be no more than 36 bits */ /* dma address must be no more than 36 bits */
BUG_ON(rxb->page_dma & ~DMA_BIT_MASK(36)); BUG_ON(rxb->page_dma & ~DMA_BIT_MASK(36));
/* and also 256 byte aligned! */ /* and also 256 byte aligned! */
@ -488,8 +496,19 @@ static void iwl_rx_handle_rxbuf(struct iwl_trans *trans,
dma_map_page(trans->dev, rxb->page, 0, dma_map_page(trans->dev, rxb->page, 0,
PAGE_SIZE << trans_pcie->rx_page_order, PAGE_SIZE << trans_pcie->rx_page_order,
DMA_FROM_DEVICE); DMA_FROM_DEVICE);
list_add_tail(&rxb->list, &rxq->rx_free); if (dma_mapping_error(trans->dev, rxb->page_dma)) {
rxq->free_count++; /*
* free the page(s) as well to not break
* the invariant that the items on the used
* list have no page(s)
*/
__free_pages(rxb->page, trans_pcie->rx_page_order);
rxb->page = NULL;
list_add_tail(&rxb->list, &rxq->rx_used);
} else {
list_add_tail(&rxb->list, &rxq->rx_free);
rxq->free_count++;
}
} else } else
list_add_tail(&rxb->list, &rxq->rx_used); list_add_tail(&rxb->list, &rxq->rx_used);
spin_unlock_irqrestore(&rxq->lock, flags); spin_unlock_irqrestore(&rxq->lock, flags);