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path: root/drivers/net/wireless/realtek/rtlwifi/usb.c
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Diffstat (limited to 'drivers/net/wireless/realtek/rtlwifi/usb.c')
-rw-r--r--drivers/net/wireless/realtek/rtlwifi/usb.c36
1 files changed, 27 insertions, 9 deletions
diff --git a/drivers/net/wireless/realtek/rtlwifi/usb.c b/drivers/net/wireless/realtek/rtlwifi/usb.c
index 2ea72d9e3957..d37a017b2b81 100644
--- a/drivers/net/wireless/realtek/rtlwifi/usb.c
+++ b/drivers/net/wireless/realtek/rtlwifi/usb.c
@@ -23,6 +23,8 @@ MODULE_DESCRIPTION("USB basic driver for rtlwifi");
#define MAX_USBCTRL_VENDORREQ_TIMES 10
+static void _rtl_usb_cleanup_tx(struct ieee80211_hw *hw);
+
static void _usbctrl_vendorreq_sync(struct usb_device *udev, u8 reqtype,
u16 value, void *pdata, u16 len)
{
@@ -285,9 +287,23 @@ static int _rtl_usb_init(struct ieee80211_hw *hw)
}
/* usb endpoint mapping */
err = rtlpriv->cfg->usb_interface_cfg->usb_endpoint_mapping(hw);
- rtlusb->usb_mq_to_hwq = rtlpriv->cfg->usb_interface_cfg->usb_mq_to_hwq;
- _rtl_usb_init_tx(hw);
- _rtl_usb_init_rx(hw);
+ if (err)
+ return err;
+
+ rtlusb->usb_mq_to_hwq = rtlpriv->cfg->usb_interface_cfg->usb_mq_to_hwq;
+
+ err = _rtl_usb_init_tx(hw);
+ if (err)
+ return err;
+
+ err = _rtl_usb_init_rx(hw);
+ if (err)
+ goto err_out;
+
+ return 0;
+
+err_out:
+ _rtl_usb_cleanup_tx(hw);
return err;
}
@@ -691,17 +707,13 @@ static int rtl_usb_start(struct ieee80211_hw *hw)
}
/*======================= tx =========================================*/
-static void rtl_usb_cleanup(struct ieee80211_hw *hw)
+static void _rtl_usb_cleanup_tx(struct ieee80211_hw *hw)
{
u32 i;
struct sk_buff *_skb;
struct rtl_usb *rtlusb = rtl_usbdev(rtl_usbpriv(hw));
struct ieee80211_tx_info *txinfo;
- /* clean up rx stuff. */
- _rtl_usb_cleanup_rx(hw);
-
- /* clean up tx stuff */
for (i = 0; i < RTL_USB_MAX_EP_NUM; i++) {
while ((_skb = skb_dequeue(&rtlusb->tx_skb_queue[i]))) {
rtlusb->usb_tx_cleanup(hw, _skb);
@@ -715,6 +727,12 @@ static void rtl_usb_cleanup(struct ieee80211_hw *hw)
usb_kill_anchored_urbs(&rtlusb->tx_submitted);
}
+static void rtl_usb_cleanup(struct ieee80211_hw *hw)
+{
+ _rtl_usb_cleanup_rx(hw);
+ _rtl_usb_cleanup_tx(hw);
+}
+
/* We may add some struct into struct rtl_usb later. Do deinit here. */
static void rtl_usb_deinit(struct ieee80211_hw *hw)
{
@@ -937,7 +955,7 @@ static const struct rtl_intf_ops rtl_usb_ops = {
int rtl_usb_probe(struct usb_interface *intf,
const struct usb_device_id *id,
- struct rtl_hal_cfg *rtl_hal_cfg)
+ const struct rtl_hal_cfg *rtl_hal_cfg)
{
int err;
struct ieee80211_hw *hw = NULL;