From 35b7f403129665b7ae5c3f844572d0cb6a797892 Mon Sep 17 00:00:00 2001
From: kettenis <kettenis@openbsd.org>
Date: Fri, 2 Feb 2024 21:13:35 +0000
Subject: [PATCH] Fix vector number check.

ok kevlo@, patrick@
---
 sys/arch/amd64/pci/pci_machdep.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/sys/arch/amd64/pci/pci_machdep.c b/sys/arch/amd64/pci/pci_machdep.c
index 41c65293c4d..16d2362f410 100644
--- a/sys/arch/amd64/pci/pci_machdep.c
+++ b/sys/arch/amd64/pci/pci_machdep.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: pci_machdep.c,v 1.78 2024/01/19 18:38:16 kettenis Exp $	*/
+/*	$OpenBSD: pci_machdep.c,v 1.79 2024/02/02 21:13:35 kettenis Exp $	*/
 /*	$NetBSD: pci_machdep.c,v 1.3 2003/05/07 21:33:58 fvdl Exp $	*/
 
 /*-
@@ -499,8 +499,8 @@ pci_intr_map_msivec(struct pci_attach_args *pa, int vec,
 		return 1;
 
 	mme = ((reg & PCI_MSI_MC_MME_MASK) >> PCI_MSI_MC_MME_SHIFT);
-	if (vec > (1 << mme))
-		return 0;
+	if (vec >= (1 << mme))
+		return 1;
 
 	ihp->tag = PCI_MSI_PIN(tag, vec);
 	ihp->line = APIC_INT_VIA_MSG;
-- 
2.20.1