243 	mutex_lock(&stdev->mrpc_mutex);  in mrpc_event_work()
246 	mutex_unlock(&stdev->mrpc_mutex);  in mrpc_event_work()
258 	mutex_lock(&stdev->mrpc_mutex);  in mrpc_timeout_work()
272 	mutex_unlock(&stdev->mrpc_mutex);  in mrpc_timeout_work()
446 	if (mutex_lock_interruptible(&stdev->mrpc_mutex))  in lock_mutex_and_test_alive()
450 		mutex_unlock(&stdev->mrpc_mutex);  in lock_mutex_and_test_alive()
501 	mutex_unlock(&stdev->mrpc_mutex);  in switchtec_dev_write()
525 		mutex_unlock(&stdev->mrpc_mutex);  in switchtec_dev_read()
531 	mutex_unlock(&stdev->mrpc_mutex);  in switchtec_dev_read()
548 		mutex_unlock(&stdev->mrpc_mutex);  in switchtec_dev_read()
570 	mutex_unlock(&stdev->mrpc_mutex);  in switchtec_dev_read()
592 	mutex_unlock(&stdev->mrpc_mutex);  in switchtec_dev_poll()
1185 	mutex_unlock(&stdev->mrpc_mutex);  in switchtec_dev_ioctl()
1273 	mutex_lock(&stdev->mrpc_mutex);  in stdev_kill()
1284 	mutex_unlock(&stdev->mrpc_mutex);  in stdev_kill()
1306 	mutex_init(&stdev->mrpc_mutex);  in stdev_create()