92 	struct mutex mutex;  member
212 	mutex_init(&prng_data->mutex);  in prng_tdes_instantiate()
383 	mutex_init(&prng_data->mutex);  in prng_sha512_instantiate()
509 	if (mutex_lock_interruptible(&prng_data->mutex))  in prng_tdes_read()
520 			mutex_unlock(&prng_data->mutex);  in prng_tdes_read()
523 			if (mutex_lock_interruptible(&prng_data->mutex)) {  in prng_tdes_read()
577 	mutex_unlock(&prng_data->mutex);  in prng_tdes_read()
594 	if (mutex_lock_interruptible(&prng_data->mutex))  in prng_sha512_read()
605 			mutex_unlock(&prng_data->mutex);  in prng_sha512_read()
608 			if (mutex_lock_interruptible(&prng_data->mutex)) {  in prng_sha512_read()
646 	mutex_unlock(&prng_data->mutex);  in prng_sha512_read()
697 	if (mutex_lock_interruptible(&prng_data->mutex))  in prng_counter_show()
703 	mutex_unlock(&prng_data->mutex);  in prng_counter_show()
735 	if (mutex_lock_interruptible(&prng_data->mutex))  in prng_reseed_store()
738 	mutex_unlock(&prng_data->mutex);  in prng_reseed_store()