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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 fd84e6e24f..944e0d5f0c 100644
--- a/src/udev/udev-builtin-net_id.c
+++ b/src/udev/udev-builtin-net_id.c
@@ -91,7 +91,7 @@ static int dev_pci_onboard(struct udev_device *dev, struct udev_device *parent,
return 0;
}
-/* read the 256 bytes PCI configuration space to check for multi-function */
+/* read the 256 bytes PCI configuration space to check the multi-function bit */
static bool is_pci_singlefunction(struct udev_device *dev) {
char filename[256];
FILE *f;
@@ -224,7 +224,10 @@ static int dev_mac(struct udev_device *dev, const char *prefix, bool test) {
if (a1 + a2 + a3 + a4 + a5 + a6 == 0)
return -EINVAL;
- /* add IEEE Organizationally Unique Identifier */
+ /*
+ * IEEE Organizationally Unique Identifier vendor string
+ * skip commonly misused 00:00:00 (Xerox) prefix
+ */
if (a1 + a2 + a3 > 0) {
snprintf(str, sizeof(str), "OUI:%02X%02X%02X", a1, a2, a3);
udev_builtin_hwdb_lookup(dev, str, test);