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authorAaron Ma <aaron.ma@canonical.com>2022-01-05 16:51:02 +0100
committerJakub Kicinski <kuba@kernel.org>2022-01-05 19:11:40 +0100
commit00fcf8c7dd564c44448ff6a39728d2ca0c8efbd8 (patch)
tree39be833a914d1efbb01a27656072282ebb88ad57 /drivers/net/usb
parentMerge tag 'ieee802154-for-net-2022-01-05' of git://git.kernel.org/pub/scm/lin... (diff)
downloadlinux-00fcf8c7dd564c44448ff6a39728d2ca0c8efbd8.tar.xz
linux-00fcf8c7dd564c44448ff6a39728d2ca0c8efbd8.zip
Revert "net: usb: r8152: Add MAC passthrough support for more Lenovo Docks"
This reverts commit f77b83b5bbab53d2be339184838b19ed2c62c0a5. This change breaks multiple usb to ethernet dongles attached on Lenovo USB hub. Fixes: f77b83b5bbab ("net: usb: r8152: Add MAC passthrough support for more Lenovo Docks") Signed-off-by: Aaron Ma <aaron.ma@canonical.com> Link: https://lore.kernel.org/r/20220105155102.8557-1-aaron.ma@canonical.com Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to '')
-rw-r--r--drivers/net/usb/r8152.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c
index 3085e8118d7f..ef6010a3d33a 100644
--- a/drivers/net/usb/r8152.c
+++ b/drivers/net/usb/r8152.c
@@ -9638,9 +9638,12 @@ static int rtl8152_probe(struct usb_interface *intf,
netdev->hw_features &= ~NETIF_F_RXCSUM;
}
- if (udev->parent &&
- le16_to_cpu(udev->parent->descriptor.idVendor) == VENDOR_ID_LENOVO) {
- tp->lenovo_macpassthru = 1;
+ if (le16_to_cpu(udev->descriptor.idVendor) == VENDOR_ID_LENOVO) {
+ switch (le16_to_cpu(udev->descriptor.idProduct)) {
+ case DEVICE_ID_THINKPAD_THUNDERBOLT3_DOCK_GEN2:
+ case DEVICE_ID_THINKPAD_USB_C_DOCK_GEN2:
+ tp->lenovo_macpassthru = 1;
+ }
}
if (le16_to_cpu(udev->descriptor.bcdDevice) == 0x3011 && udev->serial &&