119 	struct vp702x_device_state *st = d->priv;  in vp702x_usb_inout_cmd()  local
124 	ret = mutex_lock_interruptible(&st->buf_mutex);  in vp702x_usb_inout_cmd()
128 	if (buflen > st->buf_len) {  in vp702x_usb_inout_cmd()
131 			mutex_unlock(&st->buf_mutex);  in vp702x_usb_inout_cmd()
135 		kfree(st->buf);  in vp702x_usb_inout_cmd()
136 		st->buf = buf;  in vp702x_usb_inout_cmd()
137 		st->buf_len = buflen;  in vp702x_usb_inout_cmd()
139 		buf = st->buf;  in vp702x_usb_inout_cmd()
150 	mutex_unlock(&st->buf_mutex);  in vp702x_usb_inout_cmd()
158 	struct vp702x_device_state *st = adap->dev->priv;  in vp702x_set_pld_mode()  local
161 	mutex_lock(&st->buf_mutex);  in vp702x_set_pld_mode()
163 	buf = st->buf;  in vp702x_set_pld_mode()
168 	mutex_unlock(&st->buf_mutex);  in vp702x_set_pld_mode()
175 	struct vp702x_device_state *st = adap->dev->priv;  in vp702x_set_pld_state()  local
178 	mutex_lock(&st->buf_mutex);  in vp702x_set_pld_state()
180 	buf = st->buf;  in vp702x_set_pld_state()
185 	mutex_unlock(&st->buf_mutex);  in vp702x_set_pld_state()
192 	struct vp702x_adapter_state *st = adap->priv;  in vp702x_set_pid()  local
197 		st->pid_filter_state |=  (1 << id);  in vp702x_set_pid()
199 		st->pid_filter_state &= ~(1 << id);  in vp702x_set_pid()
205 	vp702x_set_pld_state(adap, st->pid_filter_state);  in vp702x_set_pid()
222 	struct vp702x_adapter_state *st = adap->priv;  in vp702x_init_pid_filter()  local
227 	st->pid_filter_count = 8;  in vp702x_init_pid_filter()
228 	st->pid_filter_can_bypass = 1;  in vp702x_init_pid_filter()
229 	st->pid_filter_state = 0x00;  in vp702x_init_pid_filter()
233 	for (i = 0; i < st->pid_filter_count; i++)  in vp702x_init_pid_filter()
297 	struct vp702x_device_state *st = d->priv;  in vp702x_read_mac_addr()  local
299 	mutex_lock(&st->buf_mutex);  in vp702x_read_mac_addr()
300 	buf = st->buf;  in vp702x_read_mac_addr()
305 	mutex_unlock(&st->buf_mutex);  in vp702x_read_mac_addr()
336 	struct vp702x_device_state *st;  in vp702x_usb_probe()  local
344 	st = d->priv;  in vp702x_usb_probe()
345 	st->buf_len = 16;  in vp702x_usb_probe()
346 	st->buf = kmalloc(st->buf_len, GFP_KERNEL);  in vp702x_usb_probe()
347 	if (!st->buf) {  in vp702x_usb_probe()
352 	mutex_init(&st->buf_mutex);  in vp702x_usb_probe()
362 	struct vp702x_device_state *st = d->priv;  in vp702x_usb_disconnect()  local
363 	mutex_lock(&st->buf_mutex);  in vp702x_usb_disconnect()
364 	kfree(st->buf);  in vp702x_usb_disconnect()
365 	mutex_unlock(&st->buf_mutex);  in vp702x_usb_disconnect()