From ba4782022ac840bd20f4e10cb95ca27d2742333a Mon Sep 17 00:00:00 2001
From: Ali Abdallah <ali.abdallah@suse.com>
Date: Mon, 17 Oct 2022 15:11:48 -0300
Subject: [PATCH] ksched: correct return code for invalid priority

By convention, EINVAL is returned when validating arguments, not EPERM.
This matches the documented behaviour of sched_setscheduler(3), and that
of SCHED_OTHER.

PR:		227735
MFC after:	1 week
Reviewed by:	kib, markj
Differential Revision:	https://reviews.freebsd.org/D37021
---
 sys/kern/ksched.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sys/kern/ksched.c b/sys/kern/ksched.c
index bf03a46315c..1d5cfb26cac 100644
--- a/sys/kern/ksched.c
+++ b/sys/kern/ksched.c
@@ -186,7 +186,7 @@ ksched_setscheduler(struct ksched *ksched, struct thread *td, int policy,
 			    RTP_PRIO_REALTIME;
 			rtp_to_pri(&rtp, td);
 		} else {
-			e = EPERM;
+			e = EINVAL;
 		}
 		break;
 	case SCHED_OTHER: