[PATCH 4.18 007/197] r8152: disable RX aggregation on new Dell TB16 dock

From: Greg Kroah-Hartman
Date: Thu Sep 13 2018 - 09:52:31 EST


4.18-stable review patch. If anyone has any objections, please let me know.

------------------

From: Kai-Heng Feng <kai.heng.feng@xxxxxxxxxxxxx>

[ Upstream commit 176eb614b118c96e7797f5ddefd10708c316f621 ]

There's a new Dell TB16 dock with a different iSerialNumber.

Apply the same fix from commit 0b1655143df0 ("r8152: disable RX
aggregation on Dell TB16 dock") to this model.

BugLink: https://bugs.launchpad.net/bugs/1785780
Signed-off-by: Kai-Heng Feng <kai.heng.feng@xxxxxxxxxxxxx>
Signed-off-by: David S. Miller <davem@xxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/net/usb/r8152.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

--- a/drivers/net/usb/r8152.c
+++ b/drivers/net/usb/r8152.c
@@ -5214,8 +5214,8 @@ static int rtl8152_probe(struct usb_inte
netdev->hw_features &= ~NETIF_F_RXCSUM;
}

- if (le16_to_cpu(udev->descriptor.bcdDevice) == 0x3011 &&
- udev->serial && !strcmp(udev->serial, "000001000000")) {
+ if (le16_to_cpu(udev->descriptor.bcdDevice) == 0x3011 && udev->serial &&
+ (!strcmp(udev->serial, "000001000000") || !strcmp(udev->serial, "000002000000"))) {
dev_info(&udev->dev, "Dell TB16 Dock, disable RX aggregation");
set_bit(DELL_TB_RX_AGG_BUG, &tp->flags);
}