405 	int err;  in msgctl_down()  local
413 		err = PTR_ERR(ipcp);  in msgctl_down()
419 	err = security_msg_queue_msgctl(&msq->q_perm, cmd);  in msgctl_down()
420 	if (err)  in msgctl_down()
435 			err = -EPERM;  in msgctl_down()
440 		err = ipc_update_perm(perm, ipcp);  in msgctl_down()
441 		if (err)  in msgctl_down()
463 		err = -EINVAL;  in msgctl_down()
473 	return err;  in msgctl_down()
479 	int err;  in msgctl_info()  local
487 	err = security_msg_queue_msgctl(NULL, cmd);  in msgctl_info()
488 	if (err)  in msgctl_info()
489 		return err;  in msgctl_info()
516 	int err;  in msgctl_stat()  local
524 			err = PTR_ERR(msq);  in msgctl_stat()
530 			err = PTR_ERR(msq);  in msgctl_stat()
539 		err = -EACCES;  in msgctl_stat()
544 	err = security_msg_queue_msgctl(&msq->q_perm, cmd);  in msgctl_stat()
545 	if (err)  in msgctl_stat()
552 		err = -EIDRM;  in msgctl_stat()
576 		err = 0;  in msgctl_stat()
582 		err = msq->q_perm.id;  in msgctl_stat()
588 	return err;  in msgctl_stat()
595 	int err;  in ksys_msgctl()  local
606 		err = msgctl_info(ns, msqid, cmd, &msginfo);  in ksys_msgctl()
607 		if (err < 0)  in ksys_msgctl()
608 			return err;  in ksys_msgctl()
610 			err = -EFAULT;  in ksys_msgctl()
611 		return err;  in ksys_msgctl()
616 		err = msgctl_stat(ns, msqid, cmd, &msqid64);  in ksys_msgctl()
617 		if (err < 0)  in ksys_msgctl()
618 			return err;  in ksys_msgctl()
620 			err = -EFAULT;  in ksys_msgctl()
621 		return err;  in ksys_msgctl()
729 	int err;  in compat_ksys_msgctl()  local
741 		err = msgctl_info(ns, msqid, cmd, &msginfo);  in compat_ksys_msgctl()
742 		if (err < 0)  in compat_ksys_msgctl()
743 			return err;  in compat_ksys_msgctl()
745 			err = -EFAULT;  in compat_ksys_msgctl()
746 		return err;  in compat_ksys_msgctl()
751 		err = msgctl_stat(ns, msqid, cmd, &msqid64);  in compat_ksys_msgctl()
752 		if (err < 0)  in compat_ksys_msgctl()
753 			return err;  in compat_ksys_msgctl()
755 			err = -EFAULT;  in compat_ksys_msgctl()
756 		return err;  in compat_ksys_msgctl()
847 	int err;  in do_msgsnd()  local
868 		err = PTR_ERR(msq);  in do_msgsnd()
877 		err = -EACCES;  in do_msgsnd()
883 			err = -EIDRM;  in do_msgsnd()
887 		err = security_msg_queue_msgsnd(&msq->q_perm, msg, msgflg);  in do_msgsnd()
888 		if (err)  in do_msgsnd()
896 			err = -EAGAIN;  in do_msgsnd()
904 			err = -EIDRM;  in do_msgsnd()
918 			err = -EIDRM;  in do_msgsnd()
924 			err = -ERESTARTNOHAND;  in do_msgsnd()
942 	err = 0;  in do_msgsnd()
952 	return err;  in do_msgsnd()