From: Michael S. Tsirkin <mst@redhat.com>
Date: Thu, 1 Aug 2024 07:44:22 +0000 (-0400)
Subject: Revert "hw/pci: Fix SR-IOV VF number calculation"
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=558452512f068bfb3584a5a8b15530b0c53074c7;p=qemu.git

Revert "hw/pci: Fix SR-IOV VF number calculation"

This reverts commit ca6dd3aef8a103138c99788bcba8195d4905ddc5.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
---

diff --git a/hw/pci/pci.c b/hw/pci/pci.c
index cf2794879d..4c7be52951 100644
--- a/hw/pci/pci.c
+++ b/hw/pci/pci.c
@@ -1437,11 +1437,7 @@ static pcibus_t pci_config_get_bar_addr(PCIDevice *d, int reg,
             pci_get_word(pf->config + sriov_cap + PCI_SRIOV_VF_OFFSET);
         uint16_t vf_stride =
             pci_get_word(pf->config + sriov_cap + PCI_SRIOV_VF_STRIDE);
-        uint32_t vf_num = d->devfn - (pf->devfn + vf_offset);
-
-        if (vf_num) {
-            vf_num /= vf_stride;
-        }
+        uint32_t vf_num = (d->devfn - (pf->devfn + vf_offset)) / vf_stride;
 
         if (type & PCI_BASE_ADDRESS_MEM_TYPE_64) {
             new_addr = pci_get_quad(pf->config + bar);