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

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Date:   Thu, 13 Sep 2018 15:29:16 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org,
        Kai-Heng Feng <kai.heng.feng@...onical.com>,
        "David S. Miller" <davem@...emloft.net>
Subject: [PATCH 4.18 007/197] r8152: disable RX aggregation on new Dell TB16 dock

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

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

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

[ 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@...onical.com>
Signed-off-by: David S. Miller <davem@...emloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
---
 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);
 	}