diff options
author | Alex Shi <alex.shi@linaro.org> | 2017-02-27 12:00:51 +0800 |
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committer | Alex Shi <alex.shi@linaro.org> | 2017-02-27 12:00:51 +0800 |
commit | 71205f3b80da389c52cc2611f59e183a77c56f4f (patch) | |
tree | 85ca1f0dcd6a87078dd1b191a8ba451f687b71db /drivers/net | |
parent | aedb4a24b9ae4fbd6ced45ae64ae3d84b423f5c2 (diff) | |
parent | dd4534d88b93a911983503851ec9441787a4997d (diff) |
Merge tag 'v4.4.52' into linux-linaro-lsk-v4.4
This is the 4.4.52 stable release
Diffstat (limited to 'drivers/net')
-rw-r--r-- | drivers/net/wireless/realtek/rtlwifi/usb.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/drivers/net/wireless/realtek/rtlwifi/usb.c b/drivers/net/wireless/realtek/rtlwifi/usb.c index aac1ed3f7bb4..ad8390d2997b 100644 --- a/drivers/net/wireless/realtek/rtlwifi/usb.c +++ b/drivers/net/wireless/realtek/rtlwifi/usb.c @@ -834,12 +834,30 @@ static void rtl_usb_stop(struct ieee80211_hw *hw) struct rtl_priv *rtlpriv = rtl_priv(hw); struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw)); struct rtl_usb *rtlusb = rtl_usbdev(rtl_usbpriv(hw)); + struct urb *urb; /* should after adapter start and interrupt enable. */ set_hal_stop(rtlhal); cancel_work_sync(&rtlpriv->works.fill_h2c_cmd); /* Enable software */ SET_USB_STOP(rtlusb); + + /* free pre-allocated URBs from rtl_usb_start() */ + usb_kill_anchored_urbs(&rtlusb->rx_submitted); + + tasklet_kill(&rtlusb->rx_work_tasklet); + cancel_work_sync(&rtlpriv->works.lps_change_work); + + flush_workqueue(rtlpriv->works.rtl_wq); + + skb_queue_purge(&rtlusb->rx_queue); + + while ((urb = usb_get_from_anchor(&rtlusb->rx_cleanup_urbs))) { + usb_free_coherent(urb->dev, urb->transfer_buffer_length, + urb->transfer_buffer, urb->transfer_dma); + usb_free_urb(urb); + } + rtlpriv->cfg->ops->hw_disable(hw); } @@ -1073,6 +1091,7 @@ int rtl_usb_probe(struct usb_interface *intf, return -ENOMEM; } rtlpriv = hw->priv; + rtlpriv->hw = hw; rtlpriv->usb_data = kzalloc(RTL_USB_MAX_RX_COUNT * sizeof(u32), GFP_KERNEL); if (!rtlpriv->usb_data) |