Re: [syzbot] [usb?] WARNING in usbnet_start_xmit/usb_submit_urb (2)
From: Nikita Zhandarovich
Date: Tue Feb 18 2025 - 11:33:16 EST
Do basic endpoint verification via usbnet utilities in gl620a driver.
#syz test https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
---
drivers/net/usb/gl620a.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)
diff --git a/drivers/net/usb/gl620a.c b/drivers/net/usb/gl620a.c
index 46af78caf457..0bfa37c14059 100644
--- a/drivers/net/usb/gl620a.c
+++ b/drivers/net/usb/gl620a.c
@@ -179,9 +179,7 @@ static int genelink_bind(struct usbnet *dev, struct usb_interface *intf)
{
dev->hard_mtu = GL_RCV_BUF_SIZE;
dev->net->hard_header_len += 4;
- dev->in = usb_rcvbulkpipe(dev->udev, dev->driver_info->in);
- dev->out = usb_sndbulkpipe(dev->udev, dev->driver_info->out);
- return 0;
+ return usbnet_get_endpoints(dev, intf);
}
static const struct driver_info genelink_info = {