270 	mutex_lock(&stdev->mrpc_mutex);  in mrpc_event_work()
273 	mutex_unlock(&stdev->mrpc_mutex);  in mrpc_event_work()
302 	mutex_lock(&stdev->mrpc_mutex);  in mrpc_timeout_work()
321 	mutex_unlock(&stdev->mrpc_mutex);  in mrpc_timeout_work()
495 	if (mutex_lock_interruptible(&stdev->mrpc_mutex))  in lock_mutex_and_test_alive()
499 		mutex_unlock(&stdev->mrpc_mutex);  in lock_mutex_and_test_alive()
550 	mutex_unlock(&stdev->mrpc_mutex);  in switchtec_dev_write()
574 		mutex_unlock(&stdev->mrpc_mutex);  in switchtec_dev_read()
580 	mutex_unlock(&stdev->mrpc_mutex);  in switchtec_dev_read()
597 		mutex_unlock(&stdev->mrpc_mutex);  in switchtec_dev_read()
602 		mutex_unlock(&stdev->mrpc_mutex);  in switchtec_dev_read()
624 	mutex_unlock(&stdev->mrpc_mutex);  in switchtec_dev_read()
647 	mutex_unlock(&stdev->mrpc_mutex);  in switchtec_dev_poll()
1243 	mutex_unlock(&stdev->mrpc_mutex);  in switchtec_dev_ioctl()
1331 	mutex_lock(&stdev->mrpc_mutex);  in stdev_kill()
1342 	mutex_unlock(&stdev->mrpc_mutex);  in stdev_kill()
1364 	mutex_init(&stdev->mrpc_mutex);  in stdev_create()