netdev - [PATCH net 1/2] net: usb: asix: Add check for usbnet_get

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Date: Sun, 7 Apr 2024 07:55:12 +0000
From: Yi Yang <yiyang13@...wei.com>
To: <horms@...nel.org>, <davem@...emloft.net>, <edumazet@...gle.com>,
	<kuba@...nel.org>, <pabeni@...hat.com>, <nichen@...as.ac.cn>
CC: <linux-usb@...r.kernel.org>, <netdev@...r.kernel.org>,
	<stable@...r.kernel.org>, <wangweiyang2@...wei.com>
Subject: [PATCH net 1/2] net: usb: asix: Add check for usbnet_get_endpoints

Add check for usbnet_get_endpoints() and return the error if it fails
in order to transfer the error.

Cc: stable@...r.kernel.org
Fixes: 2e55cc7210fe ("[PATCH] USB: usbnet (3/9) module for ASIX Ethernet adapters")
Fixes: 4ad1438f025e ("NET: fix phy init for AX88772 USB ethernet")
Fixes: 933a27d39e0e ("USB: asix - Add AX88178 support and many other changes")
Signed-off-by: Yi Yang <yiyang13@...wei.com>
---
 drivers/net/usb/asix_devices.c | 12 +++++++++---
 1 file changed, 9 insertions(+), 3 deletions(-)

diff --git a/drivers/net/usb/asix_devices.c b/drivers/net/usb/asix_devices.c
index f7cff58fe044..d8f86bafad6a 100644
--- a/drivers/net/usb/asix_devices.c
+++ b/drivers/net/usb/asix_devices.c
@@ -230,7 +230,9 @@ static int ax88172_bind(struct usbnet *dev, struct usb_interface *intf)
 	int i;
 	unsigned long gpio_bits = dev->driver_info->data;
 
-	usbnet_get_endpoints(dev,intf);
+	ret = usbnet_get_endpoints(dev, intf);
+	if (ret)
+		goto out;
 
 	/* Toggle the GPIOs in a manufacturer/model specific way */
 	for (i = 2; i >= 0; i--) {
@@ -834,7 +836,9 @@ static int ax88772_bind(struct usbnet *dev, struct usb_interface *intf)
 
 	dev->driver_priv = priv;
 
-	usbnet_get_endpoints(dev, intf);
+	ret = usbnet_get_endpoints(dev, intf);
+	if (ret)
+		return ret;
 
 	/* Maybe the boot loader passed the MAC address via device tree */
 	if (!eth_platform_get_mac_address(&dev->udev->dev, buf)) {
@@ -1258,7 +1262,9 @@ static int ax88178_bind(struct usbnet *dev, struct usb_interface *intf)
 	int ret;
 	u8 buf[ETH_ALEN] = {0};
 
-	usbnet_get_endpoints(dev,intf);
+	ret = usbnet_get_endpoints(dev, intf);
+	if (ret)
+		return ret;
 
 	/* Get the MAC address */
 	ret = asix_read_cmd(dev, AX_CMD_READ_NODE_ID, 0, 0, ETH_ALEN, buf, 0);
-- 
2.25.1