diff options
Diffstat (limited to 'drivers/staging/rtl8712/usb_intf.c')
| -rw-r--r-- | drivers/staging/rtl8712/usb_intf.c | 40 |
1 files changed, 19 insertions, 21 deletions
diff --git a/drivers/staging/rtl8712/usb_intf.c b/drivers/staging/rtl8712/usb_intf.c index ba743542babc..beff69b3ff0c 100644 --- a/drivers/staging/rtl8712/usb_intf.c +++ b/drivers/staging/rtl8712/usb_intf.c @@ -607,31 +607,29 @@ error: static void r871xu_dev_remove(struct usb_interface *pusb_intf) { struct net_device *pnetdev = usb_get_intfdata(pusb_intf); - struct _adapter *padapter = netdev_priv(pnetdev); struct usb_device *udev = interface_to_usbdev(pusb_intf); - usb_set_intfdata(pusb_intf, NULL); - if (padapter->fw_found) + if (pnetdev) { + struct _adapter *padapter = netdev_priv(pnetdev); + + usb_set_intfdata(pusb_intf, NULL); release_firmware(padapter->fw); - /* never exit with a firmware callback pending */ - wait_for_completion(&padapter->rtl8712_fw_ready); - if (drvpriv.drv_registered == true) - padapter->bSurpriseRemoved = true; - if (pnetdev != NULL) { - /* will call netdev_close() */ - unregister_netdev(pnetdev); - } - flush_scheduled_work(); - udelay(1); - /*Stop driver mlme relation timer */ - if (padapter->fw_found) + /* never exit with a firmware callback pending */ + wait_for_completion(&padapter->rtl8712_fw_ready); + if (drvpriv.drv_registered == true) + padapter->bSurpriseRemoved = true; + unregister_netdev(pnetdev); /* will call netdev_close() */ + flush_scheduled_work(); + udelay(1); + /* Stop driver mlme relation timer */ r8712_stop_drv_timers(padapter); - r871x_dev_unload(padapter); - r8712_free_drv_sw(padapter); - usb_set_intfdata(pusb_intf, NULL); - /* decrease the reference count of the usb device structure - * when disconnect */ - usb_put_dev(udev); + r871x_dev_unload(padapter); + r8712_free_drv_sw(padapter); + + /* decrease the reference count of the usb device structure + * when disconnect */ + usb_put_dev(udev); + } /* If we didn't unplug usb dongle and remove/insert module, driver * fails on sitesurvey for the first time when device is up. * Reset usb port for sitesurvey fail issue. */ |