From cb6cf0820f22ca36dc8f95cf1bd196e5ec24e69d Mon Sep 17 00:00:00 2001 From: Milan Broz Date: Wed, 5 Jun 2024 17:33:40 +0200 Subject: [PATCH] r8152: Set NET_ADDR_STOLEN if using passthru MAC Some docks support MAC pass-through - MAC address is taken from another device. Driver should indicate that with NET_ADDR_STOLEN flag. This should help to avoid collisions if network interface names are generated with MAC policy. Reported and discussed here https://github.com/systemd/systemd/issues/33104 Signed-off-by: Milan Broz Reviewed-by: Andrew Lunn Link: https://lore.kernel.org/r/20240605153340.25694-1-gmazyland@gmail.com Signed-off-by: Jakub Kicinski --- drivers/net/usb/r8152.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c index 09fe70bc45d4..15e12f46d0ea 100644 --- a/drivers/net/usb/r8152.c +++ b/drivers/net/usb/r8152.c @@ -1774,6 +1774,7 @@ static int vendor_mac_passthru_addr_read(struct r8152 *tp, struct sockaddr *sa) goto amacout; } memcpy(sa->sa_data, buf, 6); + tp->netdev->addr_assign_type = NET_ADDR_STOLEN; netif_info(tp, probe, tp->netdev, "Using pass-thru MAC addr %pM\n", sa->sa_data);