Fix vector number check.

ok kevlo@, patrick@

diff --git a/sys/arch/amd64/pci/pci_machdep.c b/sys/arch/amd64/pci/pci_machdep.c
index 41c6529..16d2362 100644 (file)
--- 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;