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path: root/drivers/net/wireless
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-rw-r--r--drivers/net/wireless/wl12xx/io.h1
-rw-r--r--drivers/net/wireless/wl12xx/main.c4
-rw-r--r--drivers/net/wireless/wl12xx/tx.c24
3 files changed, 27 insertions, 2 deletions
diff --git a/drivers/net/wireless/wl12xx/io.h b/drivers/net/wireless/wl12xx/io.h
index e6199eb5193..36e185583ec 100644
--- a/drivers/net/wireless/wl12xx/io.h
+++ b/drivers/net/wireless/wl12xx/io.h
@@ -171,5 +171,6 @@ int wl1271_free_hw(struct wl1271 *wl);
irqreturn_t wl1271_irq(int irq, void *data);
bool wl1271_set_block_size(struct wl1271 *wl);
int wl1271_tx_dummy_packet(struct wl1271 *wl);
+void wl1271_configure_filters(struct wl1271 *wl, unsigned int filters);
#endif
diff --git a/drivers/net/wireless/wl12xx/main.c b/drivers/net/wireless/wl12xx/main.c
index af7ecc69d98..d7d15d81d2c 100644
--- a/drivers/net/wireless/wl12xx/main.c
+++ b/drivers/net/wireless/wl12xx/main.c
@@ -1530,7 +1530,7 @@ static void wl1271_op_remove_interface(struct ieee80211_hw *hw,
cancel_work_sync(&wl->recovery_work);
}
-static void wl1271_configure_filters(struct wl1271 *wl, unsigned int filters)
+void wl1271_configure_filters(struct wl1271 *wl, unsigned int filters)
{
wl1271_set_default_filters(wl);
@@ -1652,7 +1652,7 @@ static int wl1271_unjoin(struct wl1271 *wl)
clear_bit(WL1271_FLAG_JOINED, &wl->flags);
memset(wl->bssid, 0, ETH_ALEN);
- /* stop filterting packets based on bssid */
+ /* stop filtering packets based on bssid */
wl1271_configure_filters(wl, FIF_OTHER_BSS);
out:
diff --git a/drivers/net/wireless/wl12xx/tx.c b/drivers/net/wireless/wl12xx/tx.c
index 2019ed9ebfc..7686bc1ff16 100644
--- a/drivers/net/wireless/wl12xx/tx.c
+++ b/drivers/net/wireless/wl12xx/tx.c
@@ -70,6 +70,28 @@ static void wl1271_free_tx_id(struct wl1271 *wl, int id)
}
}
+static int wl1271_tx_update_filters(struct wl1271 *wl,
+ struct sk_buff *skb)
+{
+ struct ieee80211_hdr *hdr;
+
+ hdr = (struct ieee80211_hdr *)(skb->data +
+ sizeof(struct wl1271_tx_hw_descr));
+
+ /*
+ * stop bssid-based filtering before transmitting authentication
+ * requests. this way the hw will never drop authentication
+ * responses coming from BSSIDs it isn't familiar with (e.g. on
+ * roaming)
+ */
+ if (!ieee80211_is_auth(hdr->frame_control))
+ return 0;
+
+ wl1271_configure_filters(wl, FIF_OTHER_BSS);
+
+ return wl1271_acx_rx_config(wl, wl->rx_config, wl->rx_filter);
+}
+
static void wl1271_tx_ap_update_inconnection_sta(struct wl1271 *wl,
struct sk_buff *skb)
{
@@ -350,6 +372,8 @@ static int wl1271_prepare_tx_frame(struct wl1271 *wl, struct sk_buff *skb,
if (wl->bss_type == BSS_TYPE_AP_BSS) {
wl1271_tx_ap_update_inconnection_sta(wl, skb);
wl1271_tx_regulate_link(wl, hlid);
+ } else {
+ wl1271_tx_update_filters(wl, skb);
}
wl1271_tx_fill_hdr(wl, skb, extra, info, hlid);