80 	int rc;  in ecryptfs_miscdev_open()  local
83 	rc = ecryptfs_find_daemon_by_euid(&daemon);  in ecryptfs_miscdev_open()
84 	if (!rc) {  in ecryptfs_miscdev_open()
85 		rc = -EINVAL;  in ecryptfs_miscdev_open()
88 	rc = ecryptfs_spawn_daemon(&daemon, file);  in ecryptfs_miscdev_open()
89 	if (rc) {  in ecryptfs_miscdev_open()
91 		       "rc = [%d]\n", __func__, rc);  in ecryptfs_miscdev_open()
96 		rc = -EBUSY;  in ecryptfs_miscdev_open()
106 	return rc;  in ecryptfs_miscdev_open()
123 	int rc;  in ecryptfs_miscdev_release()  local
132 	rc = ecryptfs_exorcise_daemon(daemon);  in ecryptfs_miscdev_release()
134 	if (rc) {  in ecryptfs_miscdev_release()
137 		       "bug.\n", __func__, rc);  in ecryptfs_miscdev_release()
140 	return rc;  in ecryptfs_miscdev_release()
236 	int rc;  in ecryptfs_miscdev_read()  local
240 		rc = 0;  in ecryptfs_miscdev_read()
246 		rc = 0;  in ecryptfs_miscdev_read()
254 		rc = wait_event_interruptible(  in ecryptfs_miscdev_read()
257 		if (rc < 0) {  in ecryptfs_miscdev_read()
258 			rc = 0;  in ecryptfs_miscdev_read()
263 		rc = 0;  in ecryptfs_miscdev_read()
277 		rc = ecryptfs_write_packet_length(packet_length,  in ecryptfs_miscdev_read()
280 		if (rc) {  in ecryptfs_miscdev_read()
281 			rc = 0;  in ecryptfs_miscdev_read()
283 			       "rc = [%d]\n", __func__, rc);  in ecryptfs_miscdev_read()
293 		rc = 0;  in ecryptfs_miscdev_read()
299 	rc = -EFAULT;  in ecryptfs_miscdev_read()
314 	rc = i;  in ecryptfs_miscdev_read()
327 	return rc;  in ecryptfs_miscdev_read()
342 	int rc;  in ecryptfs_miscdev_response()  local
348 		rc = -EINVAL;  in ecryptfs_miscdev_response()
351 	rc = ecryptfs_process_response(daemon, msg, seq);  in ecryptfs_miscdev_response()
352 	if (rc)  in ecryptfs_miscdev_response()
354 		       "Error processing response message; rc = [%d]\n", rc);  in ecryptfs_miscdev_response()
356 	return rc;  in ecryptfs_miscdev_response()
377 	ssize_t rc;  in ecryptfs_miscdev_write()  local
398 	rc = ecryptfs_parse_packet_length(packet_size_peek, &packet_size,  in ecryptfs_miscdev_write()
400 	if (rc) {  in ecryptfs_miscdev_write()
402 		       "rc = [%zd]\n", __func__, rc);  in ecryptfs_miscdev_write()
403 		return rc;  in ecryptfs_miscdev_write()
430 			rc = -EINVAL;  in ecryptfs_miscdev_write()
435 		rc = ecryptfs_miscdev_response(file->private_data,  in ecryptfs_miscdev_write()
438 		if (rc) {  in ecryptfs_miscdev_write()
441 			       __func__, rc);  in ecryptfs_miscdev_write()
452 		rc = -EINVAL;  in ecryptfs_miscdev_write()
455 	rc = count;  in ecryptfs_miscdev_write()
458 	return rc;  in ecryptfs_miscdev_write()
490 	int rc;  in ecryptfs_init_ecryptfs_miscdev()  local
493 	rc = misc_register(&ecryptfs_miscdev);  in ecryptfs_init_ecryptfs_miscdev()
494 	if (rc)  in ecryptfs_init_ecryptfs_miscdev()
497 		       __func__, rc);  in ecryptfs_init_ecryptfs_miscdev()
498 	return rc;  in ecryptfs_init_ecryptfs_miscdev()