67 	int rc;  in ecryptfs_miscdev_open()  local
70 	rc = ecryptfs_find_daemon_by_euid(&daemon);  in ecryptfs_miscdev_open()
71 	if (!rc) {  in ecryptfs_miscdev_open()
72 		rc = -EINVAL;  in ecryptfs_miscdev_open()
75 	rc = ecryptfs_spawn_daemon(&daemon, file);  in ecryptfs_miscdev_open()
76 	if (rc) {  in ecryptfs_miscdev_open()
78 		       "rc = [%d]\n", __func__, rc);  in ecryptfs_miscdev_open()
83 		rc = -EBUSY;  in ecryptfs_miscdev_open()
93 	return rc;  in ecryptfs_miscdev_open()
110 	int rc;  in ecryptfs_miscdev_release()  local
119 	rc = ecryptfs_exorcise_daemon(daemon);  in ecryptfs_miscdev_release()
121 	if (rc) {  in ecryptfs_miscdev_release()
124 		       "bug.\n", __func__, rc);  in ecryptfs_miscdev_release()
127 	return rc;  in ecryptfs_miscdev_release()
219 	int rc;  in ecryptfs_miscdev_read()  local
223 		rc = 0;  in ecryptfs_miscdev_read()
229 		rc = 0;  in ecryptfs_miscdev_read()
237 		rc = wait_event_interruptible(  in ecryptfs_miscdev_read()
240 		if (rc < 0) {  in ecryptfs_miscdev_read()
241 			rc = 0;  in ecryptfs_miscdev_read()
246 		rc = 0;  in ecryptfs_miscdev_read()
260 		rc = ecryptfs_write_packet_length(packet_length,  in ecryptfs_miscdev_read()
263 		if (rc) {  in ecryptfs_miscdev_read()
264 			rc = 0;  in ecryptfs_miscdev_read()
266 			       "rc = [%d]\n", __func__, rc);  in ecryptfs_miscdev_read()
276 		rc = 0;  in ecryptfs_miscdev_read()
282 	rc = -EFAULT;  in ecryptfs_miscdev_read()
297 	rc = i;  in ecryptfs_miscdev_read()
310 	return rc;  in ecryptfs_miscdev_read()
326 	int rc;  in ecryptfs_miscdev_response()  local
332 		rc = -EINVAL;  in ecryptfs_miscdev_response()
335 	rc = ecryptfs_process_response(daemon, msg, seq);  in ecryptfs_miscdev_response()
336 	if (rc)  in ecryptfs_miscdev_response()
338 		       "Error processing response message; rc = [%d]\n", rc);  in ecryptfs_miscdev_response()
340 	return rc;  in ecryptfs_miscdev_response()
361 	ssize_t rc;  in ecryptfs_miscdev_write()  local
382 	rc = ecryptfs_parse_packet_length(packet_size_peek, &packet_size,  in ecryptfs_miscdev_write()
384 	if (rc) {  in ecryptfs_miscdev_write()
386 		       "rc = [%zd]\n", __func__, rc);  in ecryptfs_miscdev_write()
387 		return rc;  in ecryptfs_miscdev_write()
414 			rc = -EINVAL;  in ecryptfs_miscdev_write()
419 		rc = ecryptfs_miscdev_response(file->private_data,  in ecryptfs_miscdev_write()
422 		if (rc) {  in ecryptfs_miscdev_write()
425 			       __func__, rc);  in ecryptfs_miscdev_write()
436 		rc = -EINVAL;  in ecryptfs_miscdev_write()
439 	rc = count;  in ecryptfs_miscdev_write()
442 	return rc;  in ecryptfs_miscdev_write()
474 	int rc;  in ecryptfs_init_ecryptfs_miscdev()  local
477 	rc = misc_register(&ecryptfs_miscdev);  in ecryptfs_init_ecryptfs_miscdev()
478 	if (rc)  in ecryptfs_init_ecryptfs_miscdev()
481 		       __func__, rc);  in ecryptfs_init_ecryptfs_miscdev()
482 	return rc;  in ecryptfs_init_ecryptfs_miscdev()