156 		return ERR_PTR(-EINVAL);  in context_alloc()
260 				return -EINVAL;  in dev_parms()
265 				return -EINVAL;  in dev_parms()
306 		return -EINVAL;  in dev_parms()
345 			return -EINVAL;  in validate_region_size()
352 			return -EINVAL;  in validate_region_size()
357 			return -EINVAL;  in validate_region_size()
362 			return -EINVAL;  in validate_region_size()
463 			return -EINVAL;  in validate_raid_redundancy()
469 	return -EINVAL;  in validate_raid_redundancy()
512 		return -EINVAL;  in parse_raid_params()
519 		return -EINVAL;  in parse_raid_params()
522 		return -EINVAL;  in parse_raid_params()
569 			return -EINVAL;  in parse_raid_params()
578 				return -EINVAL;  in parse_raid_params()
584 				return -EINVAL;  in parse_raid_params()
593 			return -EINVAL;  in parse_raid_params()
600 				return -EINVAL;  in parse_raid_params()
608 				return -EINVAL;  in parse_raid_params()
612 				return -EINVAL;  in parse_raid_params()
618 				return -EINVAL;  in parse_raid_params()
629 				return -EINVAL;  in parse_raid_params()
636 				return -EINVAL;  in parse_raid_params()
651 				return -EINVAL;  in parse_raid_params()
655 				return -EINVAL;  in parse_raid_params()
661 				return -EINVAL;  in parse_raid_params()
668 				return -EINVAL;  in parse_raid_params()
678 				return -EINVAL;  in parse_raid_params()
685 			return -EINVAL;  in parse_raid_params()
690 		return -EINVAL;  in parse_raid_params()
698 		return -EINVAL;  in parse_raid_params()
703 			return -EINVAL;  in parse_raid_params()
712 			return -EINVAL;  in parse_raid_params()
726 		return -EINVAL;  in parse_raid_params()
799 		return -EINVAL;  in read_disk_sb()
860 		return -EINVAL;  in super_load()
924 		return -EINVAL;  in super_init_validation()
935 		return -EINVAL;  in super_init_validation()
939 		return -EINVAL;  in super_init_validation()
946 		return -EINVAL;  in super_init_validation()
980 			return -EINVAL;  in super_init_validation()
985 		return -EINVAL;  in super_init_validation()
988 		return -EINVAL;  in super_init_validation()
1010 					return -EINVAL;  in super_init_validation()
1038 		return -EINVAL;  in super_validate()
1139 		return -EINVAL;  in analyse_superblocks()
1148 		return -EINVAL;  in analyse_superblocks()
1152 			return -EINVAL;  in analyse_superblocks()
1223 		return -EINVAL;  in raid_ctr()
1230 		return -EINVAL;  in raid_ctr()
1238 		return -EINVAL;  in raid_ctr()
1246 		return -EINVAL;  in raid_ctr()
1252 		return -EINVAL;  in raid_ctr()
1258 		return -EINVAL;  in raid_ctr()
1302 		ret = -EINVAL;  in raid_ctr()
1549 		return -EINVAL;  in raid_message()
1553 		return -EINVAL;  in raid_message()
1577 			return -EINVAL;  in raid_message()