384 	int err;  in msgctl_down()  local
392 		err = PTR_ERR(ipcp);  in msgctl_down()
398 	err = security_msg_queue_msgctl(&msq->q_perm, cmd);  in msgctl_down()
399 	if (err)  in msgctl_down()
414 			err = -EPERM;  in msgctl_down()
419 		err = ipc_update_perm(&msqid64->msg_perm, ipcp);  in msgctl_down()
420 		if (err)  in msgctl_down()
442 		err = -EINVAL;  in msgctl_down()
452 	return err;  in msgctl_down()
458 	int err;  in msgctl_info()  local
466 	err = security_msg_queue_msgctl(NULL, cmd);  in msgctl_info()
467 	if (err)  in msgctl_info()
468 		return err;  in msgctl_info()
495 	int err;  in msgctl_stat()  local
503 			err = PTR_ERR(msq);  in msgctl_stat()
509 			err = PTR_ERR(msq);  in msgctl_stat()
518 		err = -EACCES;  in msgctl_stat()
523 	err = security_msg_queue_msgctl(&msq->q_perm, cmd);  in msgctl_stat()
524 	if (err)  in msgctl_stat()
531 		err = -EIDRM;  in msgctl_stat()
555 		err = 0;  in msgctl_stat()
561 		err = msq->q_perm.id;  in msgctl_stat()
567 	return err;  in msgctl_stat()
574 	int err;  in ksys_msgctl()  local
585 		err = msgctl_info(ns, msqid, cmd, &msginfo);  in ksys_msgctl()
586 		if (err < 0)  in ksys_msgctl()
587 			return err;  in ksys_msgctl()
589 			err = -EFAULT;  in ksys_msgctl()
590 		return err;  in ksys_msgctl()
595 		err = msgctl_stat(ns, msqid, cmd, &msqid64);  in ksys_msgctl()
596 		if (err < 0)  in ksys_msgctl()
597 			return err;  in ksys_msgctl()
599 			err = -EFAULT;  in ksys_msgctl()
600 		return err;  in ksys_msgctl()
707 	int err;  in compat_ksys_msgctl()  local
719 		err = msgctl_info(ns, msqid, cmd, &msginfo);  in compat_ksys_msgctl()
720 		if (err < 0)  in compat_ksys_msgctl()
721 			return err;  in compat_ksys_msgctl()
723 			err = -EFAULT;  in compat_ksys_msgctl()
724 		return err;  in compat_ksys_msgctl()
729 		err = msgctl_stat(ns, msqid, cmd, &msqid64);  in compat_ksys_msgctl()
730 		if (err < 0)  in compat_ksys_msgctl()
731 			return err;  in compat_ksys_msgctl()
733 			err = -EFAULT;  in compat_ksys_msgctl()
734 		return err;  in compat_ksys_msgctl()
821 	int err;  in do_msgsnd()  local
842 		err = PTR_ERR(msq);  in do_msgsnd()
851 		err = -EACCES;  in do_msgsnd()
857 			err = -EIDRM;  in do_msgsnd()
861 		err = security_msg_queue_msgsnd(&msq->q_perm, msg, msgflg);  in do_msgsnd()
862 		if (err)  in do_msgsnd()
870 			err = -EAGAIN;  in do_msgsnd()
878 			err = -EIDRM;  in do_msgsnd()
892 			err = -EIDRM;  in do_msgsnd()
898 			err = -ERESTARTNOHAND;  in do_msgsnd()
916 	err = 0;  in do_msgsnd()
926 	return err;  in do_msgsnd()