2913 			index, gspca_dev->usb_buf, len,  in reg_r_i()
2922 		memset(gspca_dev->usb_buf, 0, USB_BUF_SZ);  in reg_r_i()
2936 			  gspca_dev->usb_buf[0]);  in reg_r()
2939 			  req, index, 3, gspca_dev->usb_buf);  in reg_r()
2980 	if (!(gspca_dev->usb_buf[0] & 0x02)) {  in read_sensor_register()
2981 		pr_err("I2c Bus Busy Wait %02x\n", gspca_dev->usb_buf[0]);  in read_sensor_register()
2989 		if (gspca_dev->usb_buf[0] == 0x00)  in read_sensor_register()
2995 	ldata = gspca_dev->usb_buf[0];  in read_sensor_register()
2997 	mdata = gspca_dev->usb_buf[0];  in read_sensor_register()
2999 	hdata = gspca_dev->usb_buf[0];  in read_sensor_register()
3004 	if (gspca_dev->usb_buf[0] == 0x02)  in read_sensor_register()
3025 		  sd->bridge == BRIDGE_VC0321 ? 1 : 3, gspca_dev->usb_buf[0]);  in vc032x_probe_sensor()
3088 		if (gspca_dev->usb_buf[0] == 0)  in i2c_write()
3254 			if (gspca_dev->usb_buf[0] != 0) {  in sd_init()
3548 				gspca_dev->usb_buf[2] & 1 ? 0 : 1,  in sd_start()