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-rw-r--r--src/udev/udev-builtin-net_id.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/src/udev/udev-builtin-net_id.c b/src/udev/udev-builtin-net_id.c
index 72237bf31a..10faec63f6 100644
--- a/src/udev/udev-builtin-net_id.c
+++ b/src/udev/udev-builtin-net_id.c
@@ -50,8 +50,11 @@ static int dev_pci(struct udev_device *dev, const char *prefix, bool test) {
if (!d || !streq("pci", udev_device_get_subsystem(d)))
return -ENOENT;
- /* find SMBIOS type 41 entries for on-board devices */
- index = udev_device_get_sysattr_value(d, "index");
+ /* ACPI _SUN -- slot user number */
+ index = udev_device_get_sysattr_value(d, "acpi_index");
+ /* SMBIOS type 41 -- Onboard Devices Extended Information */
+ if (!index)
+ index = udev_device_get_sysattr_value(d, "index");
if (index) {
unsigned int idx;