include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit...

[net-next-2.6.git] / drivers / net / wireless / iwmc3200wifi / rx.c

diff --git a/drivers/net/wireless/iwmc3200wifi/rx.c b/drivers/net/wireless/iwmc3200wifi/rx.c
index f727b4a83196bca7b15bf349a44ab1ad243f20a5..3257d4fad835a03c3cd45e01abca00b60f453142 100644 (file)
--- a/drivers/net/wireless/iwmc3200wifi/rx.c
+++ b/drivers/net/wireless/iwmc3200wifi/rx.c
@@ -44,6 +44,7 @@
 #include <linux/ieee80211.h>
 #include <linux/if_arp.h>
 #include <linux/list.h>
+#include <linux/slab.h>
 #include <net/iw_handler.h>
 
 #include "iwm.h"
@@ -868,36 +869,35 @@ static int iwm_mlme_mgt_frame(struct iwm_priv *iwm, u8 *buf,
        struct iwm_umac_notif_mgt_frame *mgt_frame =
                        (struct iwm_umac_notif_mgt_frame *)buf;
        struct ieee80211_mgmt *mgt = (struct ieee80211_mgmt *)mgt_frame->frame;
-       u8 *ie;
 
        IWM_HEXDUMP(iwm, DBG, MLME, "MGT: ", mgt_frame->frame,
                    le16_to_cpu(mgt_frame->len));
 
        if (ieee80211_is_assoc_req(mgt->frame_control)) {
-               ie = mgt->u.assoc_req.variable;;
-               iwm->req_ie_len =
-                               le16_to_cpu(mgt_frame->len) - (ie - (u8 *)mgt);
+               iwm->req_ie_len = le16_to_cpu(mgt_frame->len)
+                                 - offsetof(struct ieee80211_mgmt,
+                                            u.assoc_req.variable);
                kfree(iwm->req_ie);
                iwm->req_ie = kmemdup(mgt->u.assoc_req.variable,
                                      iwm->req_ie_len, GFP_KERNEL);
        } else if (ieee80211_is_reassoc_req(mgt->frame_control)) {
-               ie = mgt->u.reassoc_req.variable;;
-               iwm->req_ie_len =
-                               le16_to_cpu(mgt_frame->len) - (ie - (u8 *)mgt);
+               iwm->req_ie_len = le16_to_cpu(mgt_frame->len)
+                                 - offsetof(struct ieee80211_mgmt,
+                                            u.reassoc_req.variable);
                kfree(iwm->req_ie);
                iwm->req_ie = kmemdup(mgt->u.reassoc_req.variable,
                                      iwm->req_ie_len, GFP_KERNEL);
        } else if (ieee80211_is_assoc_resp(mgt->frame_control)) {
-               ie = mgt->u.assoc_resp.variable;;
-               iwm->resp_ie_len =
-                               le16_to_cpu(mgt_frame->len) - (ie - (u8 *)mgt);
+               iwm->resp_ie_len = le16_to_cpu(mgt_frame->len)
+                                  - offsetof(struct ieee80211_mgmt,
+                                             u.assoc_resp.variable);
                kfree(iwm->resp_ie);
                iwm->resp_ie = kmemdup(mgt->u.assoc_resp.variable,
                                       iwm->resp_ie_len, GFP_KERNEL);
        } else if (ieee80211_is_reassoc_resp(mgt->frame_control)) {
-               ie = mgt->u.reassoc_resp.variable;;
-               iwm->resp_ie_len =
-                               le16_to_cpu(mgt_frame->len) - (ie - (u8 *)mgt);
+               iwm->resp_ie_len = le16_to_cpu(mgt_frame->len)
+                                  - offsetof(struct ieee80211_mgmt,
+                                             u.reassoc_resp.variable);
                kfree(iwm->resp_ie);
                iwm->resp_ie = kmemdup(mgt->u.reassoc_resp.variable,
                                       iwm->resp_ie_len, GFP_KERNEL);
@@ -1117,7 +1117,7 @@ static int iwm_ntf_stop_resume_tx(struct iwm_priv *iwm, u8 *buf,
                return -EINVAL;
        }
 
-       for_each_bit(bit, (unsigned long *)&tid_msk, IWM_UMAC_TID_NR) {
+       for_each_set_bit(bit, (unsigned long *)&tid_msk, IWM_UMAC_TID_NR) {
                tid_info = &sta_info->tid_info[bit];
 
                mutex_lock(&tid_info->mutex);
@@ -1534,6 +1534,33 @@ static void classify8023(struct sk_buff *skb)
        }
 }
 
+static void iwm_rx_process_amsdu(struct iwm_priv *iwm, struct sk_buff *skb)
+{
+       struct wireless_dev *wdev = iwm_to_wdev(iwm);
+       struct net_device *ndev = iwm_to_ndev(iwm);
+       struct sk_buff_head list;
+       struct sk_buff *frame;
+
+       IWM_HEXDUMP(iwm, DBG, RX, "A-MSDU: ", skb->data, skb->len);
+
+       __skb_queue_head_init(&list);
+       ieee80211_amsdu_to_8023s(skb, &list, ndev->dev_addr, wdev->iftype, 0);
+
+       while ((frame = __skb_dequeue(&list))) {
+               ndev->stats.rx_packets++;
+               ndev->stats.rx_bytes += frame->len;
+
+               frame->protocol = eth_type_trans(frame, ndev);
+               frame->ip_summed = CHECKSUM_NONE;
+               memset(frame->cb, 0, sizeof(frame->cb));
+
+               if (netif_rx_ni(frame) == NET_RX_DROP) {
+                       IWM_ERR(iwm, "Packet dropped\n");
+                       ndev->stats.rx_dropped++;
+               }
+       }
+}
+
 static void iwm_rx_process_packet(struct iwm_priv *iwm,
                                  struct iwm_rx_packet *packet,
                                  struct iwm_rx_ticket_node *ticket_node)
@@ -1548,25 +1575,34 @@ static void iwm_rx_process_packet(struct iwm_priv *iwm,
        switch (le16_to_cpu(ticket_node->ticket->action)) {
        case IWM_RX_TICKET_RELEASE:
                IWM_DBG_RX(iwm, DBG, "RELEASE packet\n");
-               classify8023(skb);
+
                iwm_rx_adjust_packet(iwm, packet, ticket_node);
+               skb->dev = iwm_to_ndev(iwm);
+               classify8023(skb);
+
+               if (le16_to_cpu(ticket_node->ticket->flags) &
+                   IWM_RX_TICKET_AMSDU_MSK) {
+                       iwm_rx_process_amsdu(iwm, skb);
+                       break;
+               }
+
                ret = ieee80211_data_to_8023(skb, ndev->dev_addr, wdev->iftype);
                if (ret < 0) {
                        IWM_DBG_RX(iwm, DBG, "Couldn't convert 802.11 header - "
                                   "%d\n", ret);
+                       kfree_skb(packet->skb);
                        break;
                }
 
                IWM_HEXDUMP(iwm, DBG, RX, "802.3: ", skb->data, skb->len);
 
-               skb->dev = iwm_to_ndev(iwm);
+               ndev->stats.rx_packets++;
+               ndev->stats.rx_bytes += skb->len;
+
                skb->protocol = eth_type_trans(skb, ndev);
                skb->ip_summed = CHECKSUM_NONE;
                memset(skb->cb, 0, sizeof(skb->cb));
 
-               ndev->stats.rx_packets++;
-               ndev->stats.rx_bytes += skb->len;
-
                if (netif_rx_ni(skb) == NET_RX_DROP) {
                        IWM_ERR(iwm, "Packet dropped\n");
                        ndev->stats.rx_dropped++;