linux-kernel - [PATCH] r8152: Fix an error on RTL8153-BD MAC Address Passthrough support

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Message-Id: <20190220054719.7280-1-david0813@gmail.com>
Date:   Wed, 20 Feb 2019 13:47:19 +0800
From:   David Chen <david0813@...il.com>
To:     linux-usb@...r.kernel.org, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org
Cc:     davem@...emloft.net, hayeswang@...ltek.com,
        mario.limonciello@...l.com, bigeasy@...utronix.de,
        edumazet@...gle.com, jslaby@...e.cz, f.fainelli@...il.com,
        david.chen7@...l.com, kai.heng.feng@...onical.com,
        zhongjiang@...wei.com
Subject: [PATCH] r8152: Fix an error on RTL8153-BD MAC Address Passthrough support

From: David Chen <david.chen7@...l.com>

RTL8153-BD is used in Dell DA300 type-C dongle.
Added RTL8153-BD support to activate MAC address pass through on DA300.
Apply correction on previously submitted patch in net.git tree.

Signed-off-by: David Chen <david.chen7@...l.com>
---
 drivers/net/usb/r8152.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c
index ada6baf8847a..86c8c64fbb0f 100644
--- a/drivers/net/usb/r8152.c
+++ b/drivers/net/usb/r8152.c
@@ -1179,7 +1179,7 @@ static int vendor_mac_passthru_addr_read(struct r8152 *tp, struct sockaddr *sa)
 	} else {
 		/* test for RTL8153-BND and RTL8153-BD */
 		ocp_data = ocp_read_byte(tp, MCU_TYPE_USB, USB_MISC_1);
-		if ((ocp_data & BND_MASK) == 0 && (ocp_data & BD_MASK)) {
+		if ((ocp_data & BND_MASK) == 0 && (ocp_data & BD_MASK) == 0) {
 			netif_dbg(tp, probe, tp->netdev,
 				  "Invalid variant for MAC pass through\n");
 			return -ENODEV;
-- 
2.19.1