176     struct usb_interface *pIntf = get_usb_interface(dev);  in ms_usb_release_intf()  local
179     if (pIntf->altsetting)  in ms_usb_release_intf()
181         for (ii = 0; ii < pIntf->num_altsetting; ii++)  in ms_usb_release_intf()
183             struct usb_host_interface *pAltset = &pIntf->altsetting[ii];  in ms_usb_release_intf()
188         kfree(pIntf->altsetting);  in ms_usb_release_intf()
191     kfree(pIntf);  in ms_usb_release_intf()
206         struct usb_interface *pIntf,  in ms_usb_parse_interface()  argument
215     pIntf->act_altsetting = 0;  in ms_usb_parse_interface()
216     pIntf->num_altsetting = 0;  in ms_usb_parse_interface()
217     pIntf->max_altsetting = USB_ALTSETTING_ALLOC; //Use 4 interface altsettings each time  in ms_usb_parse_interface()
218     ms_device_initialize(&pIntf->dev);  in ms_usb_parse_interface()
219     pIntf->dev.release_func = ms_usb_release_intf;  in ms_usb_parse_interface()
221     pIntf->altsetting = (struct usb_host_interface *)  in ms_usb_parse_interface()
222         kmalloc(sizeof(*pIntf->altsetting) * pIntf->max_altsetting, GFP_KERNEL);  in ms_usb_parse_interface()
224     if (!pIntf->altsetting)  in ms_usb_parse_interface()
232         if (pIntf->num_altsetting >= pIntf->max_altsetting) //Allocate more memory for altset  in ms_usb_parse_interface()
237             cur_max_altsetting = pIntf->max_altsetting;  in ms_usb_parse_interface()
238             pIntf->max_altsetting += USB_ALTSETTING_ALLOC;  in ms_usb_parse_interface()
239             if (pIntf->max_altsetting > USB_MAX_ALTSETTING)  in ms_usb_parse_interface()
246                     kmalloc(sizeof(*pInft_tmp) * pIntf->max_altsetting, GFP_KERNEL);  in ms_usb_parse_interface()
252             memcpy(pInft_tmp, pIntf->altsetting, sizeof(*pIntf->altsetting) * cur_max_altsetting);  in ms_usb_parse_interface()
253             kfree(pIntf->altsetting);  in ms_usb_parse_interface()
254             pIntf->altsetting = pInft_tmp;  in ms_usb_parse_interface()
257         pIf = pIntf->altsetting + pIntf->num_altsetting;  in ms_usb_parse_interface()
259         pIntf->num_altsetting++;  in ms_usb_parse_interface()